OBD Guide

C0623

Variable Effort Steering Lock/Safety Actuator Control Circuit Performance

C0623 is an OBD-II diagnostic trouble code meaning: Variable Effort Steering Lock/Safety Actuator Control Circuit Performance. Common causes: malfunction of the steering lock actuator, open or short circuit in wiring harness. Estimated repair cost: $167–333.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167–333 (est.)

Symptoms

  • Inability to lock steering
  • Problems with steering wheel unlocking
  • Safety warning light comes on
  • Problems starting the engine

Causes

  • Malfunction of the steering lock actuator
  • Open or short circuit in wiring harness
  • Problems with the electronic control unit (ECU)
  • Corrosion of contacts or connectors
  • Mechanical failure in the locking system

How to Fix

  1. Check the wiring harness for breaks or damage
  2. Check contacts and connectors for corrosion
  3. Check the operation of the steering lock actuator
  4. Diagnose the ECU for errors
  5. If necessary, replace faulty components

Related codes

Error C0623 by Vehicle Brand

FAQ

What does the C0623 code mean?

C0623 is an OBD-II diagnostic trouble code that indicates: Variable Effort Steering Lock/Safety Actuator Control Circuit Performance

What causes a C0623 error code?

The most common causes of C0623 include: Malfunction of the steering lock actuator; Open or short circuit in wiring harness; Problems with the electronic control unit (ECU); Corrosion of contacts or connectors.

How do I fix a C0623 diagnostic trouble code?

To fix C0623: Check the wiring harness for breaks or damage. Check contacts and connectors for corrosion. Check the operation of the steering lock actuator. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0623?

Limited driving only, diagnose soon

How much does it cost to fix C0623?

The estimated repair cost for C0623 is $167–333. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat