4WD/AWD Range Actuator Control Circuit/Open
Open circuit on 4WD/AWD range actuator control. The range actuator switches between high/low range on transfer cases with reduction.
Affected components
- Range actuator
Common causes
- High likelihood: Wiring break
- Low likelihood: Pin pushed back out of connector body
- Low likelihood: Cracked solder joint inside the module or sensor
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
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.