OBD Guide

U0236

Lost Communication With Column Lock Module

U0236 is an OBD-II diagnostic trouble code meaning: Lost Communication With Column Lock Module. Common causes: open or short circuit in the module power supply circuit, malfunction of the steering column lock module. Estimated repair cost: $33–167.

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

Symptoms

  • Check Engine Light Is On
  • The steering column does not lock when the ignition is turned off
  • Problems starting the engine
  • Error message on the dashboard
  • Loss of anti-theft system functions

Causes

  • Open or short circuit in the module power supply circuit
  • Malfunction of the steering column lock module
  • Wiring Harness Problems
  • Contact corrosion
  • Failures in ECU software

How to Fix

  1. Check fuses associated with the module
  2. Diagnose wiring integrity
  3. Check module connections and contacts
  4. Test or replace the steering lock module
  5. Update ECU software if necessary

Related codes

Error U0236 by Vehicle Brand

FAQ

What does the U0236 code mean?

U0236 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Column Lock Module

What causes a U0236 error code?

The most common causes of U0236 include: Open or short circuit in the module power supply circuit; Malfunction of the steering column lock module; Wiring Harness Problems; Contact corrosion.

How do I fix a U0236 diagnostic trouble code?

To fix U0236: Check fuses associated with the module. Diagnose wiring integrity. Check module connections and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0236?

Limited driving only, diagnose soon

How much does it cost to fix U0236?

The estimated repair cost for U0236 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat