OBD Guide
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C15C4

Steering Angle Signal

C15C4 is an OBD-II diagnostic trouble code meaning: Steering Angle Signal. Common causes: malfunction of the steering angle sensor, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • ESP/ABS indicator is on
  • Loss of road stabilization
  • Incorrect operation of the stability control system

Causes

  • Malfunction of the steering angle sensor
  • Open or short circuit in wiring harness
  • Problems with the ESP/ABS control unit
  • Need to calibrate the sensor

How to Fix

  1. Check the integrity of the wiring harness
  2. Test the steering angle sensor
  3. Calibrate the sensor
  4. Replace sensor if necessary

Related codes

C15C5C15C6C0110

FAQ

What does the C15C4 code mean?

C15C4 is an OBD-II diagnostic trouble code that indicates: Steering Angle Signal

What causes a C15C4 error code?

The most common causes of C15C4 include: Malfunction of the steering angle sensor; Open or short circuit in wiring harness; Problems with the ESP/ABS control unit; Need to calibrate the sensor.

How do I fix a C15C4 diagnostic trouble code?

To fix C15C4: Check the integrity of the wiring harness. Test the steering angle sensor. Calibrate the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C15C4?

Limited driving only, diagnose soon

How much does it cost to fix C15C4?

The estimated repair cost for C15C4 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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