Powertrain
generic / SAE
P2E82
Cold Start Engine Coolant Pump Overspeed
During cold start, the engine coolant pump exceeds the calibrated maximum speed. Indicates load lost or supply voltage too high.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberE / 82
Possible causes
- Pump impeller damaged high
- Supply voltage above nominal medium
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 300–1800 €
- Estimated time: 2–7 h
- Component: engine coolant pump
- MIL / check engine light
- drive cycle required
- limp mode possible
Sources
References
sae:J2012