Powertrain
generic / SAE
P2CC4
Generator Voltage Sense Circuit B High
The voltage sense circuit B for the generator reports a circuit b high condition. Generator output regulation may be impaired.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberC / C4
Possible causes
- Sense wire shorted to B+ high
- Generator regulator overvoltage medium
- Pack cell imbalance approaching service threshold low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 150–800 €
- Estimated time: 1–4 h
- Component: generator b
- Component: wiring harness
- Component: ecm
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012