Fix

MarlinKimbra/Marlin.h

@@ -235,7 +235,7 @@ extern float home_offset[3];
 
 // Hotend offset
 #if HOTENDS > 1
-  #if DISABLED(DUAL_X_CARRIAGE)
+  #ifndef DUAL_X_CARRIAGE
     #define NUM_HOTEND_OFFSETS 2 // only in XY plane
   #else
     #define NUM_HOTEND_OFFSETS 3 // supports offsets in XYZ plane

MarlinKimbra/Marlin_main.cpp

@@ -5645,7 +5645,7 @@ inline void gcode_M503() {
       line_to_destination();
     #endif
 
-    #ifdef FILAMENT_RUNOUT_SENSOR
+    #if HAS_FILRUNOUT
       filrunoutEnqueued = false;
     #endif
 

MarlinKimbra/pins.h

@@ -3463,6 +3463,10 @@
   #define ORIG_E2_DIR_PIN         60
   #define ORIG_E2_ENABLE_PIN      23
 
+  #define ORIG_E3_STEP_PIN        54
+  #define ORIG_E3_DIR_PIN         55
+  #define ORIG_E3_ENABLE_PI       55
+
   #define SDPOWER -1
   #define SDSS 53
   #define LED_PIN 13