U0501

Invalid Data Received From Door Control Module B

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–167 (est.)

Symptoms

Power windows do not work on certain doors
Problems with central locking
Errors on the dashboard
Incorrect operation of door lights

Causes

Door control module B fault
Damage to the wiring harness to the module
Poor contact in connectors
Module software error
Module power problems

How to Fix

Check module connections and connectors
Check the integrity of the wiring harness
Test the power supply and ground of the module
Flash or replace the control module
Check the CAN bus for damage

Related codes

U0500 U0502 U0503