C0097
4WD/AWD Rear Differential Unit Actuator B
C0097 is an OBD-II diagnostic trouble code meaning: 4WD/AWD Rear Differential Unit Actuator B. Common causes: differential solenoid malfunction, open or shorted wiring harness. Estimated repair cost: $111–278.
Symptoms
- Four-wheel drive indicator flashing
- The car goes into emergency fil Driving only with front-wheel drive
- Unusual noises from the rear of the car
- Passability problems in difficult road conditions
Causes
- Differential solenoid malfunction
- Open or shorted wiring harness
- Solenoid valve power supply problems
- Mechanical damage to the differential
- Low level or contamination of differential oil
How to Fix
- System diagnostics using an OBD-II scanner
- Checking the integrity of the harnesses to the differential
- Measuring Solenoid Resistance
- Checking control signals from the TCM/ECU
- Replacing a faulty solenoid valve if necessary
- Changing differential oil
Related codes
Error C0097 by Vehicle Brand
FAQ
What does the C0097 code mean?
C0097 is an OBD-II diagnostic trouble code that indicates: 4WD/AWD Rear Differential Unit Actuator B
What causes a C0097 error code?
The most common causes of C0097 include: Differential solenoid malfunction; Open or shorted wiring harness; Solenoid valve power supply problems; Mechanical damage to the differential.
How do I fix a C0097 diagnostic trouble code?
To fix C0097: System diagnostics using an OBD-II scanner. Checking the integrity of the harnesses to the differential. Measuring Solenoid Resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0097?
Limited driving only, diagnose soon
How much does it cost to fix C0097?
The estimated repair cost for C0097 is $111–278. Actual cost depends on your vehicle, location, and labor rates.
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