Mercedes-Benz R171 W211 W219 Central Gateway Module A1715405145 - Used Original Parts

Diagnosis and Common Symptoms

The Central Gateway (ZGW) serves as the primary router for the vehicle's Controller Area Network (CAN), linking the diagnostic connector to the body, chassis, and powertrain bus systems. Failure of part A1715405145 typically results in a total loss of communication with the OBDII port, making diagnostics impossible. Drivers often experience a cascade of warning lights on the instrument cluster (ABS, ESP, SRS) as modules fail to communicate with one another. Other symptoms include battery drain caused by the bus network failing to enter sleep mode, or erratic behavior of the wipers and lights due to interrupted signals to the SAM modules.

Introduction

Restore the digital communication infrastructure of your Mercedes-Benz with this Genuine Used Central Gateway Module. Sourced directly from a functional vehicle, this unit has been rigorously tested to ensure stable data transmission across both high-speed and low-speed CAN networks. Installing a Genuine Used part ensures strictly correct voltage resistance and fitment that aftermarket units often fail to replicate. We guarantee the functionality of this unit to resolve your communication faults.

Product Details

• Brand: Mercedes-Benz
• Model Compatibility: W211 (E-Class), W219 (CLS-Class), R171 (SLK-Class)
• Part Name: Central Gateway Control Unit (ZGW)
• Part Number: A1715405145
• Condition: Genuine Used (Tested Working)
• Notes: Located under the driver side dashboard; professional coding required for VIN synchronization.