C1172
Steering Angle Sensor Internal Fault
C1172 is an OBD-II diagnostic trouble code meaning: Steering Angle Sensor Internal Fault. Common causes: mechanical damage to the sensor, wear of internal sensor components. Estimated repair cost: $56–167.
Symptoms
- ESC/ABS indicator is on
- Loss of stabilization system functions
- Incorrect operation of the braking assistance system
- Check Engine light comes on
Causes
- Mechanical damage to the sensor
- Wear of internal sensor components
- Corrosion of contacts or connectors
- Open or short circuit in wiring harness
- Problems with the ESC/ABS control unit
How to Fix
- Carry out diagnostics using an OBD-II scanner to confirm the code
- Visually inspect the sensor and wiring harness for damage.
- Check contacts and connectors for corrosion
- If necessary, replace the steering angle sensor
- Calibrate the sensor after replacement
- Clear the error and check the system operation
Related codes
FAQ
What does the C1172 code mean?
C1172 is an OBD-II diagnostic trouble code that indicates: Steering Angle Sensor Internal Fault
What causes a C1172 error code?
The most common causes of C1172 include: Mechanical damage to the sensor; Wear of internal sensor components; Corrosion of contacts or connectors; Open or short circuit in wiring harness.
How do I fix a C1172 diagnostic trouble code?
To fix C1172: Carry out diagnostics using an OBD-II scanner to confirm the code. Visually inspect the sensor and wiring harness for damage.. Check contacts and connectors for corrosion. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1172?
Do not drive — repair immediately
How much does it cost to fix C1172?
The estimated repair cost for C1172 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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