OBD Guide

C1515

Torque Sensor Zero Point Adjustment Undone

C1515 is an OBD-II diagnostic trouble code meaning: Torque Sensor Zero Point Adjustment Undone. Common causes: torque sensor calibration failed, replacing the torque sensor or steering rack. Estimated repair cost: $56–167.

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

Symptoms

  • Uneven force on the steering wheel
  • EPS malfunction indicator is on
  • Deterioration in handling

Causes

  • Torque sensor calibration failed
  • Replacing the torque sensor or steering rack
  • Malfunctions of the EPS control unit
  • Disconnecting the battery without subsequent calibration

How to Fix

  1. Connect diagnostic equipment
  2. Perform the Torque Sensor Zero Point Calibration Procedure
  3. Check the operation of the EPS system
  4. If necessary, replace the torque sensor or steering rack

Related codes

FAQ

What does the C1515 code mean?

C1515 is an OBD-II diagnostic trouble code that indicates: Torque Sensor Zero Point Adjustment Undone

What causes a C1515 error code?

The most common causes of C1515 include: Torque sensor calibration failed; Replacing the torque sensor or steering rack; Malfunctions of the EPS control unit; Disconnecting the battery without subsequent calibration.

How do I fix a C1515 diagnostic trouble code?

To fix C1515: Connect diagnostic equipment. Perform the Torque Sensor Zero Point Calibration Procedure. Check the operation of the EPS system. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1515?

Limited driving only, diagnose soon

How much does it cost to fix C1515?

The estimated repair cost for C1515 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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