Mercedes-Benz W221 Overhead Control Panel A2168204385 - Used Original Parts

Diagnosis and Common Symptoms

From the workshop floor, the Overhead Control Panel (OCP) in the W221 S-Class and C216 CL-Class is a common source of frustrating electrical issues. A failing OCP often manifests as more than just a broken button. You may experience a parasitic battery drain as the module fails to enter sleep mode, leaving you with a dead battery overnight.

On the dashboard, the most frequent error is the "SOS Tele-Aid Inoperative" message, as this module houses critical components for that system. Diagnostically, we typically see fault codes related to CAN bus communication failure with the OCP, or specific codes like 9051 or 9071 pointing to internal component failure. Physical symptoms include unresponsive sunroof or sunshade controls, flickering or inoperative interior dome lights, and a non-functional microphone for your hands-free phone system.

Introduction

Restore the sophisticated functionality of your vehicle's cabin with a cost-effective and reliable solution. This is a Genuine Mercedes-Benz Overhead Control Panel, meticulously removed from a donor vehicle. We don't just pull parts; our technicians subject each unit to a comprehensive bench test to verify the full operation of all buttons, lighting circuits, and communication protocols. This ensures you receive a component that performs to the original factory standard.

Product Details

• Brand: Mercedes-Benz
• Model Compatibility: W221 S-Class (2007-2013), C216 CL-Class (2007-2014)
• Part Name: Overhead Control Panel (Dachbedieneinheit)
• Condition: Genuine Used (Tested Working)
• Notes: Part number A2168204385 often supersedes or is interchangeable with specific A221 part numbers. Please verify the button configuration and colour of your original unit against our photos to ensure a perfect match for your vehicle's options.