OBD-II code · Powertrain (generic)
P0E64 Battery Charger A Enable Circuit Intermittent/Erratic
The battery charger A enable circuit reports a enable circuit intermittent/erratic condition. The on-board charger negotiates voltage, current and safety with the EVSE; a fault interrupts charging or limits it to AC slow-charge despite a DC fast charger being attached.
Is it safe to drive with P0E64?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyConnector not seated
- PossibleNoisy ground reference
- Less likelyConnector with intermittent contact under vibration
Symptoms
- Charge status indicator shows fault
- Charging may not start or interrupts
- Slower-than-expected charge rate
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–5 h
- Emissions test
- Usually unaffected
- Parts involved
- Battery Charger A Enable Circuit, Wiring Harness, Bms
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.