Powertrain
generic / SAE
P26FA
Coolant Pump C Overspeed/Air in System
The third coolant pump speed feedback is higher than commanded with no resistance from coolant. Indicates air in the cooling loop or low coolant level so the pump spins free.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / FA
Possible causes
- Low coolant level due to leak or improper fill high
- Air pocket trapped in the cooling loop medium
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 30–300 €
- Estimated time: 0.3–2 h
- Component: coolant pump c
- Component: cooling system
- Component: coolant reservoir
- MIL / check engine light
Sources
References
sae:J2012