diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index 5e658f0c06..b3f43b4c2d 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/SanityCheck.h b/Marlin/SanityCheck.h
index 1ad7aa9b43..72bdf8dd0a 100644
--- a/Marlin/SanityCheck.h
+++ b/Marlin/SanityCheck.h
@@ -222,6 +222,8 @@
   #error "BABYSTEP_ZPROBE_GFX_REVERSE is now set by OVERLAY_GFX_REVERSE. Please update your configurations."
 #elif defined(UBL_GRANULAR_SEGMENTATION_FOR_CARTESIAN)
   #error "UBL_GRANULAR_SEGMENTATION_FOR_CARTESIAN is now SEGMENT_LEVELED_MOVES. Please update your configuration."
+#elif HAS_PID_HEATING && (defined(K1) || !defined(PID_K1))
+  #error "K1 is now PID_K1. Please update your configuration."
 #endif
 
 /**
diff --git a/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h b/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h
index 02e84a9b94..9418f7f47c 100644
--- a/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h
+++ b/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 70 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX 74 // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 70      // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX  74      // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 16 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
   // Buda 2.0 on 24V
diff --git a/Marlin/example_configurations/AliExpress/CL-260/Configuration.h b/Marlin/example_configurations/AliExpress/CL-260/Configuration.h
index 2ccb39dee8..20aa9ba542 100644
--- a/Marlin/example_configurations/AliExpress/CL-260/Configuration.h
+++ b/Marlin/example_configurations/AliExpress/CL-260/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Anet/A6/Configuration.h b/Marlin/example_configurations/Anet/A6/Configuration.h
index 3a96b4ce7e..cc82e88bdb 100644
--- a/Marlin/example_configurations/Anet/A6/Configuration.h
+++ b/Marlin/example_configurations/Anet/A6/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Anet/A8/Configuration.h b/Marlin/example_configurations/Anet/A8/Configuration.h
index 359aaf8cfb..55843fc273 100644
--- a/Marlin/example_configurations/Anet/A8/Configuration.h
+++ b/Marlin/example_configurations/Anet/A8/Configuration.h
@@ -340,8 +340,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -351,7 +352,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 15 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/BQ/Hephestos/Configuration.h b/Marlin/example_configurations/BQ/Hephestos/Configuration.h
index 5fb28853b5..6a908de4d5 100644
--- a/Marlin/example_configurations/BQ/Hephestos/Configuration.h
+++ b/Marlin/example_configurations/BQ/Hephestos/Configuration.h
@@ -342,8 +342,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -353,7 +354,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Hephestos i3
   #define  DEFAULT_Kp 23.05
diff --git a/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h b/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h
index 3af5077d23..cd2cb05e7d 100644
--- a/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h
+++ b/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h
@@ -344,8 +344,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -355,7 +356,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 50 // If the temperature difference between the target temperature and the actual temperature
                                     // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Tuned PID values using M303
   #define  DEFAULT_Kp 19.18
diff --git a/Marlin/example_configurations/BQ/WITBOX/Configuration.h b/Marlin/example_configurations/BQ/WITBOX/Configuration.h
index cc1713b2ab..4bfd3a3822 100644
--- a/Marlin/example_configurations/BQ/WITBOX/Configuration.h
+++ b/Marlin/example_configurations/BQ/WITBOX/Configuration.h
@@ -342,8 +342,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -353,7 +354,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Witbox
   #define  DEFAULT_Kp 22.2
diff --git a/Marlin/example_configurations/Cartesio/Configuration.h b/Marlin/example_configurations/Cartesio/Configuration.h
index cf8dfc7009..eccef8aec9 100644
--- a/Marlin/example_configurations/Cartesio/Configuration.h
+++ b/Marlin/example_configurations/Cartesio/Configuration.h
@@ -340,8 +340,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -351,7 +352,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Creality/CR-10/Configuration.h b/Marlin/example_configurations/Creality/CR-10/Configuration.h
index 175cdebd5b..18019bad83 100755
--- a/Marlin/example_configurations/Creality/CR-10/Configuration.h
+++ b/Marlin/example_configurations/Creality/CR-10/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Felix/Configuration.h b/Marlin/example_configurations/Felix/Configuration.h
index 5954a40d60..789f251159 100644
--- a/Marlin/example_configurations/Felix/Configuration.h
+++ b/Marlin/example_configurations/Felix/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Felix 2.0+ electronics with v4 Hotend
   #define DEFAULT_Kp 12
diff --git a/Marlin/example_configurations/Felix/DUAL/Configuration.h b/Marlin/example_configurations/Felix/DUAL/Configuration.h
index d638e91bcd..5758bb9ef0 100644
--- a/Marlin/example_configurations/Felix/DUAL/Configuration.h
+++ b/Marlin/example_configurations/Felix/DUAL/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Felix 2.0+ electronics with v4 Hotend
   #define DEFAULT_Kp 12
diff --git a/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h b/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h
index fe52343740..35976de17b 100644
--- a/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h
+++ b/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Geeetech/GT2560/Configuration.h b/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
index 9b7608e05d..e2d6b16075 100644
--- a/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
+++ b/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Geeetech MK8 Extruder
   #define  DEFAULT_Kp 12.33
diff --git a/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h b/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
index 458029dc2a..02f4467133 100644
--- a/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
+++ b/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Infitary/i3-M508/Configuration.h b/Marlin/example_configurations/Infitary/i3-M508/Configuration.h
index 9e4be0a809..d21d3bbd87 100644
--- a/Marlin/example_configurations/Infitary/i3-M508/Configuration.h
+++ b/Marlin/example_configurations/Infitary/i3-M508/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Malyan/M150/Configuration.h b/Marlin/example_configurations/Malyan/M150/Configuration.h
index 982ec529ee..841cce6774 100644
--- a/Marlin/example_configurations/Malyan/M150/Configuration.h
+++ b/Marlin/example_configurations/Malyan/M150/Configuration.h
@@ -347,8 +347,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -358,7 +359,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Micromake/C1/basic/Configuration.h b/Marlin/example_configurations/Micromake/C1/basic/Configuration.h
index aa18f52127..d8b375a3c0 100644
--- a/Marlin/example_configurations/Micromake/C1/basic/Configuration.h
+++ b/Marlin/example_configurations/Micromake/C1/basic/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h b/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h
index 977e0ed5e8..5de6a703ed 100644
--- a/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h
+++ b/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
index ad0bea91b3..5450c018fc 100644
--- a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/RigidBot/Configuration.h b/Marlin/example_configurations/RigidBot/Configuration.h
index 1650c8fdef..058278fa6e 100644
--- a/Marlin/example_configurations/RigidBot/Configuration.h
+++ b/Marlin/example_configurations/RigidBot/Configuration.h
@@ -342,8 +342,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -353,7 +354,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/SCARA/Configuration.h b/Marlin/example_configurations/SCARA/Configuration.h
index 4436fa8efb..febe7874fa 100644
--- a/Marlin/example_configurations/SCARA/Configuration.h
+++ b/Marlin/example_configurations/SCARA/Configuration.h
@@ -369,8 +369,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -380,7 +381,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 20 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Merlin Hotend: From Autotune
   #define  DEFAULT_Kp 24.5
diff --git a/Marlin/example_configurations/Sanguinololu/Configuration.h b/Marlin/example_configurations/Sanguinololu/Configuration.h
index c8613e96f2..0c5af413df 100644
--- a/Marlin/example_configurations/Sanguinololu/Configuration.h
+++ b/Marlin/example_configurations/Sanguinololu/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/TinyBoy2/Configuration.h b/Marlin/example_configurations/TinyBoy2/Configuration.h
index 8acb2f8bde..2b5531ae25 100644
--- a/Marlin/example_configurations/TinyBoy2/Configuration.h
+++ b/Marlin/example_configurations/TinyBoy2/Configuration.h
@@ -366,8 +366,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -377,7 +378,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Velleman/K8200/Configuration.h b/Marlin/example_configurations/Velleman/K8200/Configuration.h
index a20f3aef0f..16d46f1b9c 100644
--- a/Marlin/example_configurations/Velleman/K8200/Configuration.h
+++ b/Marlin/example_configurations/Velleman/K8200/Configuration.h
@@ -359,8 +359,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -370,7 +371,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Velleman/K8400/Configuration.h b/Marlin/example_configurations/Velleman/K8400/Configuration.h
index 337ce512cf..98b6a51b29 100644
--- a/Marlin/example_configurations/Velleman/K8400/Configuration.h
+++ b/Marlin/example_configurations/Velleman/K8400/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h b/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h
index 890883e774..91c42f784c 100644
--- a/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h
+++ b/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h b/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h
index 7c16f070a9..67c1f1eb9c 100644
--- a/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h	
+++ b/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h	
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   #define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/adafruit/ST7565/Configuration.h b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
index 029d7d11b4..b2740b8621 100644
--- a/Marlin/example_configurations/adafruit/ST7565/Configuration.h
+++ b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
index 0a6be92ca9..057ba49e05 100644
--- a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   #define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
index 311c05153b..9d767cd362 100644
--- a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   #define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/delta/generic/Configuration.h b/Marlin/example_configurations/delta/generic/Configuration.h
index 3c998d9460..3cf0d2099d 100644
--- a/Marlin/example_configurations/delta/generic/Configuration.h
+++ b/Marlin/example_configurations/delta/generic/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
index 7c467cd1a4..6b672f3dfc 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/delta/kossel_pro/Configuration.h b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
index 843ce104e8..09abd744a7 100644
--- a/Marlin/example_configurations/delta/kossel_pro/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
@@ -343,8 +343,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX  125 // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX  125     // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -354,7 +355,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 50 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // Kossel Pro
   #define  DEFAULT_Kp 19.30
diff --git a/Marlin/example_configurations/delta/kossel_xl/Configuration.h b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
index 5921ce3f87..fe2667eb5b 100644
--- a/Marlin/example_configurations/delta/kossel_xl/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
   // oXis Kossel k800 XL
diff --git a/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h b/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h
index 6c2f51f7a0..2766613826 100644
--- a/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h
+++ b/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h
@@ -347,8 +347,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -358,7 +359,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/makibox/Configuration.h b/Marlin/example_configurations/makibox/Configuration.h
index 6c32e49c66..71d9604d5a 100644
--- a/Marlin/example_configurations/makibox/Configuration.h
+++ b/Marlin/example_configurations/makibox/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration.h b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
index 898b8925e2..d910be3491 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
   // J-Head Mk V-B
diff --git a/Marlin/example_configurations/wt150/Configuration.h b/Marlin/example_configurations/wt150/Configuration.h
index 5e2a0043cf..dfb87d5f82 100644
--- a/Marlin/example_configurations/wt150/Configuration.h
+++ b/Marlin/example_configurations/wt150/Configuration.h
@@ -339,8 +339,9 @@
 
 // Comment the following line to disable PID and enable bang-bang.
 #define PIDTEMP
-#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
-#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define BANG_MAX 255     // Limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#define PID_K1 0.95      // Smoothing factor within the PID
 #if ENABLED(PIDTEMP)
   //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
   //#define PID_DEBUG // Sends debug data to the serial port.
@@ -350,7 +351,6 @@
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
   #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
                                   // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
-  #define K1 0.95 //smoothing factor within the PID
 
   // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
 
diff --git a/Marlin/temperature.cpp b/Marlin/temperature.cpp
index ef46ca4d09..efc8e81999 100644
--- a/Marlin/temperature.cpp
+++ b/Marlin/temperature.cpp
@@ -47,10 +47,6 @@
   #include "watchdog.h"
 #endif
 
-#ifdef K1 // Defined in Configuration.h in the PID settings
-  #define K2 (1.0-K1)
-#endif
-
 #if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT)
   static void* heater_ttbl_map[2] = { (void*)HEATER_0_TEMPTABLE, (void*)HEATER_1_TEMPTABLE };
   static uint8_t heater_ttbllen_map[2] = { HEATER_0_TEMPTABLE_LEN, HEATER_1_TEMPTABLE_LEN };
@@ -599,7 +595,7 @@ float Temperature::get_pid_output(const int8_t e) {
   #if ENABLED(PIDTEMP)
     #if DISABLED(PID_OPENLOOP)
       pid_error[HOTEND_INDEX] = target_temperature[HOTEND_INDEX] - current_temperature[HOTEND_INDEX];
-      dTerm[HOTEND_INDEX] = K2 * PID_PARAM(Kd, HOTEND_INDEX) * (current_temperature[HOTEND_INDEX] - temp_dState[HOTEND_INDEX]) + K1 * dTerm[HOTEND_INDEX];
+      dTerm[HOTEND_INDEX] = PID_K2 * PID_PARAM(Kd, HOTEND_INDEX) * (current_temperature[HOTEND_INDEX] - temp_dState[HOTEND_INDEX]) + PID_K1 * dTerm[HOTEND_INDEX];
       temp_dState[HOTEND_INDEX] = current_temperature[HOTEND_INDEX];
       #if HEATER_IDLE_HANDLER
         if (heater_idle_timeout_exceeded[HOTEND_INDEX]) {
@@ -696,7 +692,7 @@ float Temperature::get_pid_output(const int8_t e) {
       temp_iState_bed += pid_error_bed;
       iTerm_bed = bedKi * temp_iState_bed;
 
-      dTerm_bed = K2 * bedKd * (current_temperature_bed - temp_dState_bed) + K1 * dTerm_bed;
+      dTerm_bed = PID_K2 * bedKd * (current_temperature_bed - temp_dState_bed) + PID_K1 * dTerm_bed;
       temp_dState_bed = current_temperature_bed;
 
       pid_output = pTerm_bed + iTerm_bed - dTerm_bed;
diff --git a/Marlin/temperature.h b/Marlin/temperature.h
index 30f03a3fb0..03fecb08af 100644
--- a/Marlin/temperature.h
+++ b/Marlin/temperature.h
@@ -96,6 +96,17 @@ enum ADCSensorState {
 
 #define ACTUAL_ADC_SAMPLES max(int(MIN_ADC_ISR_LOOPS), int(SensorsReady))
 
+#if HAS_PID_HEATING
+  #define PID_K2 (1.0-PID_K1)
+  #define PID_dT ((OVERSAMPLENR * float(ACTUAL_ADC_SAMPLES)) / (F_CPU / 64.0 / 256.0))
+
+  // Apply the scale factors to the PID values
+  #define scalePID_i(i)   ( (i) * PID_dT )
+  #define unscalePID_i(i) ( (i) / PID_dT )
+  #define scalePID_d(d)   ( (d) / PID_dT )
+  #define unscalePID_d(d) ( (d) * PID_dT )
+#endif
+
 #if !HAS_HEATER_BED
   constexpr int16_t target_temperature_bed = 0;
 #endif
@@ -124,10 +135,6 @@ class Temperature {
                      soft_pwm_count_fan[FAN_COUNT];
     #endif
 
-    #if ENABLED(PIDTEMP) || ENABLED(PIDTEMPBED)
-      #define PID_dT ((OVERSAMPLENR * float(ACTUAL_ADC_SAMPLES)) / (F_CPU / 64.0 / 256.0))
-    #endif
-
     #if ENABLED(PIDTEMP)
 
       #if ENABLED(PID_PARAMS_PER_HOTEND) && HOTENDS > 1
@@ -148,12 +155,6 @@ class Temperature {
 
       #endif // PID_PARAMS_PER_HOTEND
 
-      // Apply the scale factors to the PID values
-      #define scalePID_i(i)   ( (i) * PID_dT )
-      #define unscalePID_i(i) ( (i) / PID_dT )
-      #define scalePID_d(d)   ( (d) / PID_dT )
-      #define unscalePID_d(d) ( (d) * PID_dT )
-
     #endif
 
     #if ENABLED(PIDTEMPBED)