A/C Refrigerant Distribution Valve A Control Circuit Driver Current/Temperature Too High
The driver stage for the A/C refrigerant distribution valve A is in current limit or over-temperature. Sustained overload from a partially shorted load or excessive switching frequency.
Affected components
- Ac distribution valve a
- Control module
Common causes
- High likelihood: Partial short in valve coil
- Medium likelihood: Module overheating from poor cooling
Diagnostic notes
- The malfunction indicator lamp may illuminate
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.