Mercedes-Benz W203 Door Control Module A2038206526 - Used Original Parts

Description

Product Title

Mercedes-Benz W203 Door Control Module A2038206526 - Used Original Parts

Diagnosis and Common Symptoms

The W203 C-Class chassis is notorious for electrical gremlins within the door interface. The most critical failure mode for the Door Control Module (DCM) is a parasitic battery drain, where the module fails to enter "sleep mode" after the car is locked, flattening your battery overnight. Other physical symptoms include total failure of the power seat adjustments, unresponsive power windows, erratic door lock behavior, or non-functioning side mirror adjustments. If you are experiencing CAN bus communication errors related to the door or persistent battery drain, this unit is the likely culprit.

Introduction

Restore the electrical integrity of your C-Class with this Genuine Used Mercedes-Benz Door Control Module. Unlike aftermarket replacements that often struggle with the sophisticated Mercedes CAN bus network, this original unit ensures correct communication with the central gateway and EIS. Each module has been bench-tested by our technical team to verify it powers up, communicates correctly, and enters sleep mode properly to prevent battery drain.

Product Details

• Brand: Mercedes-Benz

• Model Compatibility: W203 C-Class (C180, C200, C230, C240, C320, C32 AMG, C55 AMG)

• Part Name: Door Control Module / Seat Control Unit

• Part Number: A2038206526

• Condition: Genuine Used (Tested Working)

• Notes: Please verify the part number matches your existing unit exactly. This module controls seat memory, mirrors, and windows. Variations exist based on vehicle option codes.

Frequently Asked Questions

Q: What symptoms indicate failure? A: The most common symptom is a dead battery in the morning due to parasitic drain. Other signs include power seats that stop moving, windows that will not roll up/down, or side mirrors that do not fold or adjust.

Q: Does this require coding? A: In many cases, this is plug-and-play if the donor car had the exact same options. However, to ensure all features (like memory functions or folding mirrors) work 100% correctly, variant coding via a STAR diagnostic tool may be required.

Q: Is this original? A: Yes, this is a Genuine Mercedes-Benz part removed from a donor vehicle. We strictly do not sell aftermarket or counterfeit electrical components.

Why Choose Us?

• Verified functionality
• Actual photos/videos provided
• 30-day exchange warranty
• Modules tested for sleep-mode function to prevent battery drain issues

Shipping

Location: Kuala Lumpur, Malaysia Shipping: West Malaysia RM50 (Estimate) / East Malaysia RM80 (Estimate) Delivery: 1-2 working days Packaging: Secure anti-static packaging, heavy-duty shock absorption. (We send actual photos/videos of the unit and packaging before shipping)

Warranty and Return Policy

• 30-day exchange warranty from the date of receipt.
• Proof of professional installation by a qualified workshop is required for warranty claims.
• No returns if the item is opened, modified, tampered with, or damaged due to incorrect electrical wiring.
• Exchange only for confirmed internal electronic defects.

How to Order

1. WhatsApp us to confirm compatibility with your specific VIN.
2. Send your chassis number or a clear photo of your old unit label.
3. Confirm order details and stock availability.
4. Receive actual product photos and diagnostic test confirmation.
5. Make payment via bank transfer.
6. Item is shipped immediately with tracking details provided.

Contact Us

William – https://wa.me/60102992988 Lok – https://wa.me/60177720143

Price Notice

Price is estimated only. Actual price depends on current stock levels, specific part number revisions, and unit condition. Please WhatsApp us for a formal quote.

Compatible Models