U050B

Invalid Data Received From Moveable Roof Control Module B

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–222 (est.)

Symptoms

The movable roof does not work
Error message on the dashboard
Problems with other roof related systems
Check Engine Light Flashing

Causes

Roof control module B fault
Open or short circuit in the circuit
Poor contact in connectors
Software problems
Contact corrosion

How to Fix

Check the integrity of the wiring to the module
Inspect connectors for corrosion or damage
Scan the module for errors
Check power supply and grounding of the module
Replace roof control module B if necessary

Related codes

U050A U050C U050D