OBD-II code · Powertrain (generic)
P0CE8 Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit Intermittent/Erratic
The ECM detects a intermittent/erratic fault on the hybrid/ev battery pack coolant control valve position sensor circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0CE8?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor connector not seated
- PossibleNoisy ground reference
- Less likelyConnector with intermittent contact under vibration
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Hv Battery Pack Coolant Valve Position Sensor, Wiring Harness, Bms
Related codes
- P0CE5Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit Range/Performance
- P0CE6Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit Low
- P0CE7Hybrid/EV Battery Pack Coolant Control Valve Position Sensor Circuit High
- P0CE9Hybrid/EV Electronics Coolant Pump A Control Circuit/Open
- P0CEAHybrid/EV Electronics Coolant Pump A Performance
- P0CEBHybrid/EV Electronics Coolant Pump A Control Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.