Mercedes-Benz W212 Tail Light Assembly A2129066701 - Used Original Parts

Description

Mercedes-Benz W212 Tail Light Assembly A2129066701 - Used Original Parts

Diagnosis and Common Symptoms

On the W212 E-Class platform, particularly the facelift models, rear lighting failures are commonly associated with LED driver circuit degradation or moisture intrusion. The vehicle's Rear Signal Acquisition Module (SAM) monitors resistance values; a deviation typically triggers a specific "Check Tail Light" or "Brake Lamp" malfunction message on the instrument cluster. Physical symptoms include flickering LED bars, partial illumination where specific segments fail to light up, or visible condensation inside the lens housing which compromises the internal electronics.

Introduction

Restore the rear visibility and aesthetic lines of your E-Class with this Genuine Used Mercedes-Benz tail light assembly. Unlike aftermarket alternatives that often result in panel gaps or mismatched LED color temperatures, this original unit guarantees factory-correct fitment and light output. We have bench-tested this component to verify that all LED functions—brake, turn signal, and running lights—are operating at full intensity before listing.

Product Details

• Brand: Mercedes-Benz

• Model Compatibility: E-Class W212 (Facelift / Sedan)

• Part Name: Tail Light Assembly (Left/Outer)

• Part Number: A2129066701

• Condition: Genuine Used (Tested Working)

• Notes: Unit is LED type. Connectors have been inspected for thermal damage. Ensure your connector plug is free of corrosion prior to installation.

Frequently Asked Questions

Q: What symptoms indicate failure? A: Failure is usually indicated by a dashboard warning light, rapid blinking of the turn signal indicator, or physical dimming/burnout of the LED running light strips.

Q: Does this require coding? A: Typically, this unit is plug-and-play. However, if the error message remains on the dashboard after installation, the fault memory in the Rear SAM module may need to be cleared.

Q: Is this original? A: Yes, this is a Genuine Mercedes-Benz part removed from a donor vehicle, ensuring strict adherence to German manufacturing standards.

Why Choose Us?

• Verified functionality
• Actual photos/videos provided
• 30-day exchange warranty
• Electronic circuit integrity checked prior to shipping

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