B012A
DC/AC Converter A High Voltage Power Outlet "D" Circuit/Open
Open circuit on the high-voltage power outlet "D" of DC/AC converter A.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: hard
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Common causes
Ordered by how often each turns out to be the cause.
- Outlet wiring openCommon
- Pin pushed back out of connector bodyLess likely
- Cracked solder joint inside the module or sensorLess likely
Parts involved
- Dc AC Converter A
- Hv Outlet D
B012A 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.