Parking brake signal
â–¶ How to fix
Check whether the signals correspond both when the parking brake is engaged and disengaged. Check the circuits and connections and also the brake pressure sensors.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The parking brake signals did not correspond when compared (0.8 bar and 6.0 bar pressure sensors).
Possible cause
Short circuit or open circuit in the parking brake circuits or fault on one of the sensors.