CGDI MB AC Adapter for Mercedes-Benz
The CGDI MB AC Adapter is a professional accessory designed to work with the CGDI Prog MB Mercedes-Benz key programmer. It allows technicians to perform supported EIS/EZS data acquisition through the vehicle’s OBD diagnostic connection.
The adapter reduces the need to remove or dismantle supported EIS modules and helps shorten the data-acquisition process during authorized Mercedes-Benz key programming and immobilizer service procedures.
Main Features
- Designed for the CGDI Prog MB key programmer
- Performs supported EIS data acquisition through OBD
- Reduces the need to dismantle the EIS module
- Faster and more convenient than repeated key insertion procedures
- Helps reduce vehicle and module disassembly
- Supports several Mercedes-Benz chassis and EIS families
- Suitable for professional locksmiths and automotive workshops
- Required power supply: 12V/2A
Supported Mercedes-Benz Platforms
Supported vehicle platforms may include:
- Mercedes-Benz W164
- Mercedes-Benz W166
- Mercedes-Benz W204
- Mercedes-Benz W209
- Mercedes-Benz W221
- Mercedes-Benz W246
- Mercedes-Benz W251
Support may also extend to compatible vehicles using the same supported EIS/EZS types.
Supported Vehicle Families
Depending on the vehicle and EIS version, the adapter may be used with selected:
- Mercedes-Benz A-Class
- Mercedes-Benz B-Class
- Mercedes-Benz C-Class
- Mercedes-Benz E-Class
- Mercedes-Benz S-Class
- Mercedes-Benz ML-Class
- Mercedes-Benz GL-Class
- Mercedes-Benz R-Class
- Mercedes-Benz CLK-Class
Typical Supported EIS Families
The CGDI MB AC Adapter is designed for data acquisition from selected EIS types such as:
- EIS 169
- EIS 209
- EIS 211
- EIS 216
- EIS 164905
Compatibility must be confirmed using the exact vehicle chassis, production year and EIS/EZS reference.
Advantages
Data Acquisition Through OBD
The adapter allows supported data to be collected through the vehicle’s diagnostic connection, reducing the need for direct module disassembly.
Faster Workshop Operation
It helps reduce the time required for supported data-acquisition procedures compared with conventional connection methods.
Reduced EIS Handling
For supported systems, the EIS module can remain installed in the vehicle, reducing the risk of connector or module damage during removal.
Dedicated CGDI MB Accessory
The adapter is designed specifically for use with the CGDI Prog MB software and hardware platform.
Requirements
The following equipment is required and is not included unless specifically stated:
- CGDI Prog MB key programmer
- Compatible CGDI MB software
- Windows computer
- Stable 12V/2A power supply
- Supported Mercedes-Benz vehicle and EIS/EZS system
- Valid authorization for the vehicle being serviced
Important Compatibility Notice
This product is an adapter only. It cannot perform key programming or data acquisition by itself and must be used with a compatible CGDI Prog MB device.
Compatibility cannot be confirmed using the vehicle model alone. The chassis, production year, EIS/EZS type and software support must all be checked before purchase.
Supported functions and acquisition times may vary according to the vehicle, EIS version, CGDI software version, battery voltage and connection condition.
Always maintain a stable vehicle voltage during data acquisition. Use this product only for lawful automotive repair and key-programming work on vehicles for which you have authorization.
Package Includes
- 1 × CGDI MB AC adapter board
- 1 × Multicolor connection cable
- 1 × Red connection cable
CGDI Prog MB programmer and external power supply are not included.











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