Powertrain
generic / SAE
P05E3
Park Brake Sensor or Switch Circuit
The park brake apply switch or position sensor reports a circuit fault. The ECU loses the indication whether the parking brake is engaged - relevant for stop-start, hill-hold, and certain shift-interlock strategies.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number5 / E3
Possible causes
- Open in switch or wiring high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 60–250 €
- Estimated time: 0.3–1.2 h
- Component: park brake switch
- MIL / check engine light
Sources
References
sae:J2012