U0552

Invalid Data Received From Running Board Control Module B

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–222 (est.)

Symptoms

The footrest does not extend/retract
Error message on the dashboard
Incorrect operation of the footrest
Problems with other vehicle systems
The step works intermittently

Causes

Step control module B malfunction
Damage to the wiring harness to the module
Poor contact in connectors
Module power problems
Software error

How to Fix

Check the integrity of the wiring harness to the module
Check connections and contacts in connectors
Check power supply and grounding of the module
Scan the module for additional errors
Replace or reflash step control module B if necessary

Related codes

U0551 U0553 U0554