U02BC

Lost Communication With Localization and Mapping Module

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$33–167 (est.)

Symptoms

The navigation system does not work or does not work correctly
Error message on the dashboard
Malfunctions in driver assistance systems (if any)
The Check Engine light may be on on the dashboard.
No map updates in the navigation system

Causes

Open or short circuit in wiring harness
Problems with power supply of the localization module
Malfunction of the localization module itself
Software problems
Corroded or oxidized connectors

How to Fix

Check the integrity of the wiring harness to the localization module
Check fuses and module power supply
Inspect connectors for corrosion or damage
Try to reboot the module (disconnect and connect the battery)
Run software diagnostics

Related codes

U02BD U0100 U0121