Powertrain
generic / SAE
P2BE2
Hybrid/EV Battery Coolant Level Sensor Circuit Low
The hybrid control module detects a circuit low fault on the high-voltage battery coolant level sensor. Coolant loss in the battery loop cannot be detected reliably.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberB / E2
Possible causes
- Signal wire shorted to ground high
- Internal sensor short medium
- Connector pins corroded - high contact resistance low
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 150–700 €
- Estimated time: 1–4 h
- Component: hybrid battery coolant level sensor
- Component: wiring harness
- Component: bms
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012