OBD Guide

U0126

Lost Communication With Steering Angle Sensor Module

U0126 is an OBD-II diagnostic trouble code meaning: Lost Communication With Steering Angle Sensor Module. Common causes: malfunction of the steering angle sensor, broken or damaged wiring to the sensor. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Check Engine or ESP light is on
  • Disabling the stabilization system (ESP)
  • Incorrect operation of cruise control
  • Problems with the parking assistance system
  • Automatic parking system does not work (if equipped)

Causes

  • Malfunction of the steering angle sensor
  • Broken or damaged wiring to the sensor
  • Poor contact in the sensor connector
  • Sensor power problems
  • The need to calibrate the sensor after repair work

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Check the contacts in the sensor connector
  3. Check the power supply and ground of the sensor
  4. Scan for other trouble codes
  5. Calibrate the steering angle sensor
  6. If necessary, replace the steering angle sensor

Related codes

Error U0126 by Vehicle Brand

FAQ

What does the U0126 code mean?

U0126 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Steering Angle Sensor Module

What causes a U0126 error code?

The most common causes of U0126 include: Malfunction of the steering angle sensor; Broken or damaged wiring to the sensor; Poor contact in the sensor connector; Sensor power problems.

How do I fix a U0126 diagnostic trouble code?

To fix U0126: Check the integrity of the wiring to the sensor. Check the contacts in the sensor connector. Check the power supply and ground of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0126?

Limited driving only, diagnose soon

How much does it cost to fix U0126?

The estimated repair cost for U0126 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat