Scania fault code 40984

Code 40984 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:

CCU LIN communication, fault in actuator for air distribution to defroster The control unit has interpreted that there is a LIN communication error with actuators for air distribution dampers, defroster. Read explanation → ACC Automatic Climate Control LIN communication Fault in LIN communication with the actuator for air distribution to defroster M59. Read explanation → MCC LIN communication Fault in LIN communication with the actuator for air distribution to defroster M59. Read explanation →