Powertrain
generic / SAE
P057B
Brake Pedal Position Sensor A Circuit Range or Performance
Same as P057A with the signal in plausible range yet not matching the brake-light switch state - typical for a sensor offset against pedal travel or a worn potentiometer track.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number5 / 7B
Possible causes
- Potentiometer track worn high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 80–280 €
- Estimated time: 0.4–1.4 h
- Component: brake pedal position sensor a
- MIL / check engine light
Sources
References
sae:J2012