OBD-II code · Chassis
C0094 4WD/AWD Rear Differential Unit Temperature Sensor
Fault on rear differential unit temperature sensor.
Is it safe to drive with C0094?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor failed
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Rear Diff Temp Sensor
Related codes
- C0091Hydraulic Brake Pressure Sensor Circuit Range/Performance
- C00924WD/AWD Power Transfer Unit Position Sensor B
- C00934WD/AWD Power Transfer Unit Temperature Sensor
- C00954WD/AWD Rear Differential Unit Actuator A
- C00964WD/AWD Rear Differential Unit Actuator A Data
- C00974WD/AWD Rear Differential Unit Actuator B
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.