Starter Relay D Control Circuit High
Starter relay D reports a control circuit high condition. Engine cranking can be inhibited or commanded unintentionally.
Affected components
- Starter relay d
- Wiring harness
- Ecm
Common causes
- High likelihood: Control wire shorted to B+
- Medium likelihood: Open relay coil
- Low likelihood: Connector pins corroded - high contact resistance
Diagnostic notes
- The malfunction indicator lamp may illuminate
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.