Powertrain
generic / SAE
P0CFB
Control Pilot Charging Switch A Circuit High
The control pilot charging switch A reports a circuit high condition. SAE J1772 charging signal handshake may be compromised.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / FB
Possible causes
- Wire shorted to B+ high
- Switch open medium
- Connector pins corroded - high contact resistance low
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 150–800 €
- Estimated time: 0.5–3 h
- Component: control pilot switch a
- Component: wiring harness
- Component: bms
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012