OBD Guide
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C15C1

Steering Angle Sensor Malfunction

C15C1 is an OBD-II diagnostic trouble code meaning: Steering Angle Sensor Malfunction. Common causes: malfunction of the steering angle sensor, damage to the sensor wiring harness. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • ESP/ABS indicator is on
  • The stabilization system is disabled
  • Incorrect operation of the power steering
  • Loss of steering wheel position data on the dashboard

Causes

  • Malfunction of the steering angle sensor
  • Damage to the sensor wiring harness
  • Corroded or dirty contacts
  • Steering column problems
  • Control unit software failure

How to Fix

  1. Check the steering angle sensor for physical damage
  2. Scan the system for additional errors
  3. Check connections and sensor wiring harness
  4. Calibrate the steering angle sensor
  5. Replace sensor if necessary

Related codes

C15C0C15C2C1012

FAQ

What does the C15C1 code mean?

C15C1 is an OBD-II diagnostic trouble code that indicates: Steering Angle Sensor Malfunction

What causes a C15C1 error code?

The most common causes of C15C1 include: Malfunction of the steering angle sensor; Damage to the sensor wiring harness; Corroded or dirty contacts; Steering column problems.

How do I fix a C15C1 diagnostic trouble code?

To fix C15C1: Check the steering angle sensor for physical damage. Scan the system for additional errors. Check connections and sensor wiring harness. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C15C1?

Do not drive — repair immediately

How much does it cost to fix C15C1?

The estimated repair cost for C15C1 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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