Charge Air Cooler Coolant Pump A Supply Voltage Circuit
Charge air cooler coolant pump A reports a supply voltage circuit condition. Charge air cooling loop circulation is impaired.
Affected components
- Cac coolant pump a
- Wiring harness
- Ecm
Common causes
- High likelihood: Supply fuse blown
- Medium likelihood: Wiring or connector fault
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.