U0482

Invalid Data Received From Headlamp Leveling Control Module A

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–167 (est.)

Symptoms

Error message on the dashboard
Automatic headlight leveling does not work
Headlights are aimed incorrectly (too high/low)
Flashing or unstable headlights

Causes

Malfunction of the headlight leveling module
Problems with the CAN bus (break, short circuit)
Damage to the wiring harness to the module
Low voltage in the on-board network
Software error in the module

How to Fix

Check connections and integrity of wiring to the module
Diagnose the CAN bus for communication errors
Check the power supply and ground of the module
Test or replace the headlight adjustment module
Update module software (if available)

Related codes

U0481 U0483 U0480