Short Circuit at Crash Sensor Supply
â–¶ How to fix
Check wiring for crash sensor for possible faults
What you'll see
Driver will not be able to start the auxiliary heater.
System reaction
MBS will act as if a crash has actually occured. Auxiliary heater functionality is inhibited.
Diagnostic depth
Detection
Short to supply or ground has been detected on the pin for the the crash sensor supply, meaning that the voltage is out of range
Possible cause
Short circuit can be due to broken, damaged or faulty wires and/or connectors