P2E38
Battery Charger B Enable Circuit Range/Performance
Battery charger B reports a enable circuit range/performance condition. HV charging operation may be impaired.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: hard
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Common causes
Ordered by how often each turns out to be the cause.
- Enable voltage driftedCommon
- High-resistance contactPossible
- Sensor element aged beyond calibration windowLess likely
Parts involved
- Battery Charger B
- Wiring Harness
- Bms
P2E38 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.