U0243

Lost Communication With Parking Assist Control Module B

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–167 (est.)

Symptoms

Parking sensors do not work
Error message on the dashboard
Disabling the automatic parking system
The parking system indicator is flashing

Causes

Open or short circuit in the module circuit
Parking aid module B malfunction
Module power problems
Corrosion or oxidation of contacts
Software error in the ECU

How to Fix

Check the fuses associated with the parking system
Inspect the wiring harness and module connectors
Check the power supply and ground of the module
Test parking aid module B
Update ECU software if necessary

Related codes

U0242 U0244 U0245