OBD Guide

U0275

Lost Communication With Lighting Driver Control Module C

U0275 is an OBD-II diagnostic trouble code meaning: Lost Communication With Lighting Driver Control Module C. Common causes: lighting control module c fault, open or short circuit in wiring. Estimated repair cost: $33–167.

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

Symptoms

  • Some lighting fixtures do not work
  • Flashing or unstable headlights
  • Error message on the dashboard
  • Problems with automatic light switching on/off

Causes

  • Lighting control module C fault
  • Open or short circuit in wiring
  • Poor contact in connectors
  • Module power problems
  • CAN bus fault

How to Fix

  1. Check fuses associated with the lighting module
  2. Inspect the wiring harness and module connectors
  3. Check the power supply and ground of the module
  4. Scan other modules for CAN bus errors
  5. Replace lighting control module C if necessary

Related codes

Error U0275 by Vehicle Brand

FAQ

What does the U0275 code mean?

U0275 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Lighting Driver Control Module C

What causes a U0275 error code?

The most common causes of U0275 include: Lighting control module C fault; Open or short circuit in wiring; Poor contact in connectors; Module power problems.

How do I fix a U0275 diagnostic trouble code?

To fix U0275: Check fuses associated with the lighting module. Inspect the wiring harness and module connectors. Check the power supply and ground of the module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0275?

Limited driving only, diagnose soon

How much does it cost to fix U0275?

The estimated repair cost for U0275 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat