OBD-II code · Powertrain (generic, extended)
P2E79 Hybrid/EV Electronics Coolant Pump C Performance
Hybrid/EV electronics coolant pump C does not produce the expected flow. Pump aging or air pocket in loop.
Is it safe to drive with P2E79?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyPump output degraded
- PossibleCoolant level low
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Hybrid Electronics Coolant Pump C
Related codes
- P0CEAHybrid/EV Electronics Coolant Pump A Performance
- P2E42Hybrid/EV Electronics Coolant Pump B Performance
- P2E76Hybrid/EV Battery Pack Coolant Temperature Sensor D Circuit Low
- P2E77Hybrid/EV Battery Pack Coolant Temperature Sensor D Circuit High
- P2E78Hybrid/EV Battery Pack Coolant Temperature Sensor D Circuit Intermittent/Erratic
- P2E7AHybrid/EV Electronics Coolant Pump C Overspeed
- P2E7BDrive Motor A Excitation Current Sensor Circuit
- P2E7CA/C Compressor Control Module Internal Temperature Sensor B Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.