OBD Guide

U0131

Lost Communication With Power Steering Control Module A

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Check Engine Light Is On
  • Increased effort when turning the steering wheel
  • Loss of electric power steering functions
  • Possible additional warnings on the instrument panel
  • Unstable operation of the stabilization system

Causes

  • Open or short circuit in the CAN bus
  • Poor contact in power steering module connectors
  • Power steering control module malfunction
  • Low voltage on-board network
  • Problems with module mass

How to Fix

  1. Check power steering module power supply and ground
  2. Inspect the CAN bus connectors and wiring
  3. Scan the power steering module for additional codes
  4. If necessary, replace the power steering control module
  5. Adapt the system after repair

Related codes

Error U0131 by Vehicle Brand