OBD Guide

U0182

Lost Communication With Lighting Control Module - Front

U0182 is an OBD-II diagnostic trouble code meaning: Lost Communication With Lighting Control Module - Front. Common causes: open or short circuit in the module power supply circuit, damage to the wiring harness to the lighting module. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$33–167 (est.)

Symptoms

  • Headlights don't work
  • Side lights do not turn on
  • Flashing or unstable headlights
  • Error message on the dashboard
  • Automatic lighting does not function

Causes

  • Open or short circuit in the module power supply circuit
  • Damage to the wiring harness to the lighting module
  • Malfunction of the lighting control module itself
  • Problems with the CAN bus
  • Corrosion of contacts or connectors

How to Fix

  1. Check fuses associated with the lighting system
  2. Inspect the wiring harness and module connectors for damage.
  3. Check the power and ground of the lighting control module
  4. Scan the CAN bus for errors
  5. If necessary, replace the lighting control module

Related codes

Error U0182 by Vehicle Brand

FAQ

What does the U0182 code mean?

U0182 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Lighting Control Module - Front

What causes a U0182 error code?

The most common causes of U0182 include: Open or short circuit in the module power supply circuit; Damage to the wiring harness to the lighting module; Malfunction of the lighting control module itself; Problems with the CAN bus.

How do I fix a U0182 diagnostic trouble code?

To fix U0182: Check fuses associated with the lighting system. Inspect the wiring harness and module connectors for damage.. Check the power and ground of the lighting control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0182?

Do not drive — repair immediately

How much does it cost to fix U0182?

The estimated repair cost for U0182 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat