C1106
Rear Left Sensor 2
C1106 is an OBD-II diagnostic trouble code meaning: Rear Left Sensor 2. Common causes: malfunction of the rear left wheel speed sensor, broken or damaged wiring harness to the sensor. Estimated repair cost: $33–111.
Symptoms
- The ABS/ESP indicator on the dashboard is on
- Unstable operation of the ABS system when braking
- Disabling the ESP system
- Errors in the traction control system
Causes
- Malfunction of the rear left wheel speed sensor
- Broken or damaged wiring harness to the sensor
- The magnetic ring on the hub is dirty or damaged
- Poor contact in the sensor connector
- ABS module malfunction
How to Fix
- Check the integrity of the sensor and its connector
- Inspect the wiring harness for damage
- Check the condition of the magnetic ring on the hub
- Test sensor resistance (usually 800-2000 ohms)
- Clean or replace sensor if necessary
- Check the sensor signal with an oscilloscope (if equipped)
- Clear errors and take a test drive
Related codes
FAQ
What does the C1106 code mean?
C1106 is an OBD-II diagnostic trouble code that indicates: Rear Left Sensor 2
What causes a C1106 error code?
The most common causes of C1106 include: Malfunction of the rear left wheel speed sensor; Broken or damaged wiring harness to the sensor; The magnetic ring on the hub is dirty or damaged; Poor contact in the sensor connector.
How do I fix a C1106 diagnostic trouble code?
To fix C1106: Check the integrity of the sensor and its connector. Inspect the wiring harness for damage. Check the condition of the magnetic ring on the hub. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1106?
Limited driving only, diagnose soon
How much does it cost to fix C1106?
The estimated repair cost for C1106 is $33–111. Actual cost depends on your vehicle, location, and labor rates.
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