C0060 C0xxx · Chassis (C) Medium severity
Rear Axle Steering / Differential Control Circuit
Fault in an electronically controlled rear steering or locking differential actuator. Handling aids are disabled, base driving remains.
Severity guidance: Medium — drivability or emissions affected, book it in this week
Symptoms you will notice
- Rear steering warning
- Differential lock unavailable
- Handling feels different at speed
Common causes
Ordered from most to least likely — start at the top.
- 1 Failed actuator
- 2 Wiring damage near the axle
- 3 Corroded connector
- 4 Control module fault
How to diagnose it
Cheapest and least invasive first — most of these codes are not a parts problem.
- ✓ Command the actuator and watch for movement or current draw.
- ✓ Inspect the connector near the axle — it takes the most abuse.
- ✓ Measure actuator resistance.
- ✓ Check for accompanying power-supply codes.
Repair options
- Replace the actuator
- Repair the wiring
- Replace the module if needed
C0060 — frequently asked questions
Is the car still drivable? +
Yes. Rear steering defaults to a fixed position; you lose agility, not control.
Does it need calibration after repair? +
Usually yes — run the manufacturer's neutral-position learn.
Confirm the diagnosis before you buy parts
Send us the code, freeze-frame data and the vehicle — our engineers will tell you what to test first.