Powertrain
generic / SAE
P26F4
Coolant Pump C Control Circuit / Open
The controller cannot drive the third electric coolant pump. Cooling demand of the connected loop (often hybrid power electronics or battery cooling) is not satisfied.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / F4
Possible causes
- Open pump motor winding high
- Broken control wire to the pump medium
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 200–1200 €
- Estimated time: 1–4 h
- Component: coolant pump c
- Component: pump relay
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012