U0546

Invalid Data Received From Entertainment Control Module - Front

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–278 (est.)

Symptoms

Multimedia system does not work
No sound from the audio system
Glitches or display freezes
Lack of communication with the head unit
Error message on the dashboard

Causes

Open or short circuit in the CAN bus circuit
Front multimedia module malfunction
Module power problems
Software errors in the module
Wiring harness damage

How to Fix

Check the integrity of the wiring harness to the multimedia module
Check the power supply and ground of the module
Scan the media module for errors
Reboot or flash the module
If necessary, replace the multimedia module

Related codes

U0545 U0547 U0155