Mercedes-Benz W212 Keyless Entry Module - Used Original Parts
RM 450
Condition: Used (Original)Diagnosis and Common Symptoms
From a technician's perspective, the Keyless-Go (KG) module on the W212 platform is a common point of failure, often leading to a frustrating user experience. Diagnosis with STAR/XENTRY systems will typically reveal fault codes related to antenna communication or internal module errors.
Common Dashboard Errors & Symptoms:
- "Key Not Detected" message displayed on the instrument cluster, even with a new key battery.
- Inability to start the vehicle using the push-to-start button.
- Intermittent or complete failure of the remote key fob for locking and unlocking.
- One or more door handle sensors (touch-to-lock/unlock) become unresponsive.
- The trunk release function on the key or handle fails to operate.
Associated Fault Codes (DTCs):
- A2244D: The component 'Keyless Go' has a malfunction.
- A21C13 / A21C17: The antenna for the 'Keyless Go' has a malfunction.
- Communication errors with the Central Gateway (CGW) or Front SAM (Signal Acquisition Module).
Introduction
A faulty Keyless-Go module compromises the convenience and security of your E-Class. We provide a professionally sourced, genuine Mercedes-Benz replacement unit as a reliable alternative to a costly new part. Each module is meticulously bench-tested to confirm full operational integrity and communication protocols. Restore your vehicle's advanced entry and start functions with a guaranteed component.
Product Details
- Brand: Mercedes-Benz
- Model Compatibility: W212 E-Class Sedan & Wagon (2010-2016), C207/A207 E-Class Coupe & Cabriolet
- Part Name: Keyless-Go Control Unit / KG Module / Keyless Entry Module
- Condition: Genuine Used (Tested Working)
- Notes: It is critical to match the part number from your original module to ensure compatibility. In some instances, SCN (Software Calibration Number) coding may be required for full integration with your vehicle's specific options.
Frequently Asked Questions
What symptoms indicate failure?
The most common signs are a "Key Not Detected" warning on your dash, the push-start button not working, and the remote key fob or door handles failing to lock or unlock the vehicle.
Does this require coding?
While matching the part number often allows for direct replacement, some vehicles may require SCN coding with a diagnostic tool like XENTRY to synchronize the module to the car's existing systems.
Is this original?
Yes. This is a 100% genuine Mercedes-Benz part, carefully extracted from a donor vehicle and verified for functionality. We do not deal in aftermarket electronics.
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: 30-day exchange for control units, engines, gearboxes and other major parts; 14 days for small parts. Claims require proof of installation by a qualified workshop. No warranty for items opened, modified, or damaged by wrong installation.
Prices vary with stock and part condition. Final price via WhatsApp.
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