✏️ No such pin

Marlin/Configuration_adv.h

 #define E7_AUTO_FAN_PIN -1
 #define CHAMBER_AUTO_FAN_PIN -1
 #define COOLER_AUTO_FAN_PIN -1
-#define COOLER_FAN_PIN -1
 
 #define EXTRUDER_AUTO_FAN_TEMPERATURE 50
 #define EXTRUDER_AUTO_FAN_SPEED 255   // 255 == full speed