Operation CHARM: Car repair manuals for everyone.

Trouble-Shooting Information






Trouble-shooting information

Condition
No diagnostic trouble codes are stored.

Possible source
- Faulty relay
- Faulty brake light shunt
- Open circuit
- Short circuit to ground on the wire
- Short circuit to voltage supply on wire.

Fault symptom[s]
Brake light does not come on when brake pedal is pressed.
Brake light remains on.