OBD-II code · Powertrain (generic)
P0E11 Generator Inverter Power Supply A Circuit High
The generator inverter power supply A circuit reports a circuit high condition. Wiring faults of this kind typically come from chafing, water ingress at connector seals, or pin push-back — a wiggle test on the harness while the code is active often confirms the location.
Is it safe to drive with P0E11?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyUpstream regulator overvoltage
- PossibleWire shorted to higher voltage
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–8 h
- Emissions test
- Usually unaffected
- Parts involved
- Generator Inverter A, Wiring Harness, Hybrid Control Module
Related codes
- P2CC7Generator Inverter Power Supply B Circuit High
- P0E0EGenerator Phase U-V-W Circuit High
- P0E0FGenerator Inverter Power Supply A Circuit/Open
- P0E10Generator Inverter Power Supply A Circuit Low
- P0E12Hybrid/EV Battery Pack Coolant Heater A Control Circuit/Open
- P0E13Hybrid/EV Battery Pack Coolant Heater A Control Circuit Low
- P0E14Hybrid/EV Battery Pack Coolant Heater A Control Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.