P0D85
Battery Charging Output Voltage Too High
The battery charging output voltage exceeds the safe upper limit. Risk of cell damage from overvoltage during charging.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: hard
Common causes
Ordered by how often each turns out to be the cause.
- Charger regulation off-targetCommon
- Voltage feedback lostPossible
Parts involved
- Battery Charger
- Hv Battery
P0D85 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.