Powertrain
generic / SAE
P2CA1
Charge Air Cooler Coolant Pump Sense Circuit High
The sense feedback circuit for the charge air cooler coolant pump reports a high condition. Pump output verification is impaired.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberC / A1
Possible causes
- Sense wire shorted to B+ high
- Pump driver feedback drifted high medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–600 €
- Estimated time: 0.5–3 h
- Component: cac coolant pump
- Component: wiring harness
- Component: ecm
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012