Fault Code 2539

Fault code 2539

Power supply for terminal 30, trailer

Diagnostic conditions
- Ignition on

Possible causes of fault
- Open circuit in electric circuit for terminal 30; vehicle and/or trailer
- Short circuit to ground or B+ in wiring harness; vehicle and/or trailer

Affected pins
Trailer hitch control module, plug A:
- Pin 16 'terminal 30'

Trailer hitch socket:
- Pin 9 'terminal 30'
- Pin 5 'terminal 30' (North America)

Diagnosis/troubleshooting