U05B6

Invalid Data Received From Front Radar Module B

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$167–556 (est.)

Symptoms

Security error message on dashboard
Disabling adaptive cruise control
Unavailability of automatic braking system
Yellow or orange security light
Restrictions on the operation of driver assistants

Causes

Damage to radar module B
Problems with the wiring harness to the radar
Malfunction of the radar module connector
Module software error
Mechanical damage or contamination of the radar

How to Fix

Diagnostics of the radar module with a scanner
Checking the integrity of the wiring harness and connectors
Cleaning the radar surface from dirt
Module software update
Replacing the radar module if necessary
Repair only from an authorized dealer

Related codes

U05B5 U05B7 C1A00