Mercedes-Benz W222 Master Power Window and Mirror Switch A2229052004 - Used Original Parts
RM 400
Condition: Used (Original)At a Glance
- Mercedes-Benz W222 Master Power Window and Mirror Switch A2229052004 - Used Original Parts
- Part number: A2229052004
- Fits: Mercedes-Benz W222 S-Class · confirm by chassis number before ordering
- Used Original · tested working
- RM 400 · final quote via WhatsApp
- M.S. Motor · Kuala Lumpur, Malaysia · ready stock
Diagnosis and Common Symptoms
In the W222 chassis, the driver's master switch operates as a LIN bus network node communicating directly with the primary Door Control Module (DCM). When this switch block fails, you will typically experience a complete or intermittent loss of driver-side control over passenger windows, unresponsive power mirror adjustments, or failure of the automatic mirror fold function. Internal circuit board degradation from moisture exposure, or simple mechanical fatigue of the plastic switch contacts, are the leading culprits. Diagnostic scans using Xentry will often reveal LIN communication fault codes pointing directly to a switch block timeout, though physical symptoms like physically broken, loose, or sticky toggles are the most immediate indicators of failure.
Introduction
As a Senior Technician at M.S. Motor, I understand the importance of restoring the precise tactile feel and electronic functionality of your luxury cabin. This Genuine used master power window and mirror switch provides a direct replacement for your failing factory unit. Each button, toggle, and internal circuit board has been meticulously bench-tested to ensure flawless communication with your vehicle's door control module. By choosing a verified Genuine part, you guarantee perfect fitment and factory-level reliability without the exorbitant cost of a dealership replacement.
Product Details
- Brand: Mercedes-Benz
- Model Compatibility: Mercedes-Benz S-Class W222
- Part Name: Master Power Window and Mirror Switch Control Block
- Condition: Genuine Used (Tested Working)
- Notes: Unit operates via LIN bus communication; always verify your current part number prior to purchase to ensure it matches your exact vehicle options, such as power folding mirrors or rear sunshade controls.
Part Numbers and Fitment
- Part numbers: A2229052004
- Fits: Mercedes-Benz W222 S-Class
Frequently Asked Questions
What symptoms indicate failure?
The most common signs are intermittent or completely dead window controls from the driver's side, unresponsive power mirror adjustments, failing auto-fold mirror functions, or physically broken switches. A complete lack of response often points to a break in LIN bus communication within the switch block itself.
Does this require coding?
In most cases, this master switch block is a plug-and-play component because the actual door control module handles the complex logic and programming. However, you will need to perform a basic window normalization procedure (rolling the window all the way up and holding the switch for three seconds) after installation.
Is this original?
Yes, this is a Genuine Mercedes-Benz part salvaged from a functioning vehicle. It has been rigorously tested by our technicians to ensure all mechanical switches and electronic signals perform exactly to factory specifications.
Part price does not include installation. Our workshop can install for you, labour is charged separately and confirmed with you before any work starts.
We cannot diagnose your car over WhatsApp or photos. Not sure this part will solve your problem? Come for a workshop check, diagnosis fee RM180. If you proceed with the repair using our parts, the RM180 is offset into the labour charge. If you decide not to repair, only the RM180 applies.
All parts are tested and guaranteed to work. Whether a part solves your car's problem can only be confirmed by diagnosis.
Shipping: from Kuala Lumpur, West Malaysia ~RM50, East Malaysia ~RM80 (estimate, confirm via WhatsApp). Delivery 1-2 working days in secure anti-static packaging.
Warranty: 7, 14 or 30 days depending on the part, as confirmed in your quote, from the invoice date. Exchange only, and our warranty mark must be intact. Proof of installation by a workshop is required. No warranty for parts opened, modified or damaged by wrong installation.
Prices vary with stock and part condition. Final price via WhatsApp.
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