Powertrain
generic / SAE
P26CA
Engine Coolant Pump Control Circuit / Open
The controller cannot drive the main electric coolant pump. Without flow the engine and aftertreatment will overheat under load.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number6 / CA
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: engine coolant pump
- Component: pump relay
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012