Powertrain
generic / SAE
P2686
Actuator Supply Voltage C Circuit High
The third actuator supply rail is above the expected voltage. Likely a charging system overvoltage or a short to a higher-voltage source.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / 86
Possible causes
- Alternator regulator failure medium
- Wiring shorted to a higher-voltage circuit low
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 150–1000 €
- Estimated time: 1–3.5 h
- Component: actuator supply c
- Component: charging system
- MIL / check engine light
Sources
References
sae:J2012