Motor Electronics Coolant Pump B Supply Voltage Circuit
Motor electronics coolant pump B reports a supply voltage circuit condition. Power electronics cooling is impaired.
Affected components
- Motor electronics coolant pump b
- Power electronics coolant loop
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.