Powertrain
generic / SAE
P2BD0
Battery Charging System Negative Contactor B Control Circuit Low
The negative contactor B of the battery charging system reports a control circuit low condition. HV charging path cannot be commanded reliably.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberB / D0
Possible causes
- Control wire shorted to ground high
- Internal short in contactor coil medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 2–8 h
- Component: bcs neg contactor b
- Component: wiring harness
- Component: bms
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012