U0577

Invalid Data Received From Lighting Driver Control Module D

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$33–167 (est.)

Symptoms

Incorrect operation of lighting devices
Error message on the dashboard
Lack of response to light switching
Flashing or spontaneous turning on/off of headlights

Causes

Lighting control module malfunction
Damaged wiring harness or connectors
Short circuit in lighting circuit
Problems with the CAN bus
Software error in the control unit

How to Fix

CAN bus diagnostics for communication errors
Checking the integrity of the wiring and module connectors
Testing the lighting control module
Flashing or resetting the control module
Replacing the lighting control module if necessary

Related codes

U0578 U0100 U0121