U013F

Lost Communication With Pedestrian Alert Control Module

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–167 (est.)

Symptoms

No sound warning for pedestrians
Error message on the dashboard
Malfunction indicator light comes on
Possible problems with other systems using the same communication bus

Causes

Open or short circuit in the module circuit
Pedestrian warning module malfunction
Connector problems or contact corrosion
Failures in ECU software
CAN bus problems

How to Fix

Check the integrity of the wires and connectors of the module
Scan the system for other CAN bus errors
Check the power supply and ground of the module
Test or replace pedestrian warning module
Update ECU software if necessary

Related codes

U0140 U0121 U0100