Body
generic / SAE
P257D
Engine Hood Switch Circuit Range/Performance
The hood switch is electrically intact, but its state is implausible — for example reporting hood-open while vehicle speed is rising, or rapid toggles. Usually a worn switch with high contact bounce or a misaligned hood actuator.
SystemBody
Typegeneric / SAE
GroupP2
Range / number5 / 7D
Possible causes
- Worn switch with contact bounce high
- Misaligned hood actuator medium
- Sensor element aged beyond calibration window low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 40–250 €
- Estimated time: 0.2–1 h
- Component: hood switch
Sources
References
sae:J2012