C0669
Right Rear Wheel Speed Sensor B Circuit High
C0669 is an OBD-II diagnostic trouble code meaning: Right Rear Wheel Speed Sensor B Circuit High. Common causes: open or damaged circuit b wiring harness, short circuit in the sensor circuit. Estimated repair cost: $33–111.
Symptoms
- ABS/ESP indicator is on
- Incorrect operation of the anti-lock braking system
- Disabling the stabilization system
- Errors in cruise control operation
Causes
- Open or damaged circuit B wiring harness
- Short circuit in the sensor circuit
- Malfunction of the wheel speed sensor itself
- Oxidation or poor contact in the sensor connector
- Problems with the ABS ECU
How to Fix
- Check the condition of the sensor circuit B wiring harness.
- Check the resistance of sensor circuit B (the value is indicated in the service documentation)
- Inspect the sensor and ECU connectors for oxidation
- Test the wheel speed sensor
- If necessary, replace the sensor or wiring harness
Related codes
Error C0669 by Vehicle Brand
FAQ
What does the C0669 code mean?
C0669 is an OBD-II diagnostic trouble code that indicates: Right Rear Wheel Speed Sensor B Circuit High
What causes a C0669 error code?
The most common causes of C0669 include: Open or damaged circuit B wiring harness; Short circuit in the sensor circuit; Malfunction of the wheel speed sensor itself; Oxidation or poor contact in the sensor connector.
How do I fix a C0669 diagnostic trouble code?
To fix C0669: Check the condition of the sensor circuit B wiring harness.. Check the resistance of sensor circuit B (the value is indicated in the service documentation). Inspect the sensor and ECU connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0669?
Limited driving only, diagnose soon
How much does it cost to fix C0669?
The estimated repair cost for C0669 is $33–111. Actual cost depends on your vehicle, location, and labor rates.
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