C0079
Variable Effort Steering
C0079 is an OBD-II diagnostic trouble code meaning: Variable Effort Steering. Common causes: system solenoid valve malfunction, wiring harness damage. Estimated repair cost: $56–167.
Symptoms
- Change in steering effort for no apparent reason
- Unstable steering behavior
- The indicator light on the dashboard comes on
Causes
- System solenoid valve malfunction
- Wiring harness damage
- Problems with speed or steering position sensors
- Steering control unit malfunction
How to Fix
- Check wiring harness for damage
- Check system solenoid valves
- Check speed and steering position sensors
- Check the steering control unit
- Replace faulty components
Related codes
Error C0079 by Vehicle Brand
FAQ
What does the C0079 code mean?
C0079 is an OBD-II diagnostic trouble code that indicates: Variable Effort Steering
What causes a C0079 error code?
The most common causes of C0079 include: System solenoid valve malfunction; Wiring harness damage; Problems with speed or steering position sensors; Steering control unit malfunction.
How do I fix a C0079 diagnostic trouble code?
To fix C0079: Check wiring harness for damage. Check system solenoid valves. Check speed and steering position sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0079?
Limited driving only, diagnose soon
How much does it cost to fix C0079?
The estimated repair cost for C0079 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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