4WD/AWD Clutch B Actuator Control Circuit High
4WD/AWD Clutch B Actuator Control Circuit High: the control-circuit voltage is above the expected range. This affects engagement of the all-wheel-drive clutch.
Affected components
- Awd clutch b actuator
Common causes
- High likelihood: Wiring shorted to battery
- Low likelihood: Connector pins corroded - high contact resistance
- Low likelihood: Supply wire pinched against B+ source
Possible symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
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.