Powertrain
generic / SAE
P00CD
Fuel Volume Regulator Solenoid Supply Voltage Control Circuit High
Supply voltage to fuel volume regulator solenoid above expected range. Wiring faults of this kind typically come from chafing, water ingress at connector seals, or pin push-back — a wiggle test on the harness while the code is active often confirms the location.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / CD
Possible causes
- Alternator regulator failed high
- Connector pins corroded - high contact resistance low
- Supply wire pinched against B+ source low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 50–600 €
- Estimated time: 0.5–3 h
- Component: fvr supply
- Component: charging system
- MIL / check engine light
- emissions-relevant
- limp mode possible
Sources
References
sae:J2012