P0D11
Battery Charging System Negative Contactor A Control Circuit/Open
The negative contactor A of the battery charging system reports a control circuit/open condition. HV charging path cannot be commanded reliably.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: hard
Common causes
Ordered by how often each turns out to be the cause.
- Open in coil control wireCommon
- Open coilPossible
- Pin pushed back out of connector bodyLess likely
Parts involved
- Bcs Neg Contactor A
- Wiring Harness
- Bms
P0D11 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.