This guide provides a comprehensive list of Mercedes-Benz functions for the new CGDI A2 Premium Edition. Designed as a specialized hardware platform for IMMO matching and frequency detection, the CGDI A2 offers a streamlined, cost-effective solution for professional locksmiths focusing on essential FBS3 system operations.

Mercedes-Benz IMMO Function List
| Brand | Module | Function | ||
| BENZ | EIS | Load File Read EIS Data Read EIS (Input Password) Write EIS Data Wipe the EIS Clear TP Disable Key Enable Key Write VIN Check EIS Status Activate EIS |
W164,W251 -2009 W164,W251 2009- W166,197,212,218,246 W169,209,211 W171,204,207,212(with ELV) W202,208,210(K) W203,463,639(K) W215,220(K) W216 W221 W230(K) W639, 2009-(CAN) W906 |
|
| BENZ | Compute Password | Collect Data Upload Data, Compute Password |
||
| BENZ | Generate Key File | Generate Key File | ||
| BENZ |
Read/Write Key |
IR | Read Key Read BE Key Password Reset Key Open File/Write Hopping Code Repair |
|
| BENZ | NEC Adapter | 00032638 | Reset Chip | |
| BENZ | 00040229 | Read Chip Reset Chip Open File/Write |
||
| BENZ | 00040582 | Reset Chip | ||
| BENZ | 00043650 | Reset Chip | ||
| BENZ | 567897041 | Read Chip Reset Chip Open File/Write |
||
| BENZ | 567897051 | Read Chip Reset Chip Open File/Write |
||
| BENZ | 567897061 | Read Chip Reset Chip Open File/Write |
||
| BENZ | 567897071 | Read Chip Reset Chip Open File/Write |
||
| BENZ | 567897081 | Read Chip Reset Chip Open File/Write |
||
| BENZ |
Steering Lock |
Read ELV data | ||
| BENZ | load file | |||
| BENZ | Write ELV data | W169 W203 W204 W207 W209 W211 W212 W906 W639 NEC |
||
| BENZ | Wipe out ELV | |||
| BENZ | Check ELV for damage | |||
| BENZ | Activate ELV | |||
| BENZ | ELV simulator | Read emulator Load EIS data Write emulator Wiping simulator |
||
| BENZ | Car Computer | read | engine computer Transmission computer Shift computer |
|
| BENZ | load file | |||
| BENZ | Clean up | engine computer Transmission computer Shift computer |
||
| BENZ | Gateway read and write | read | EEPROM | C-Class (W204) E-Class (W211) E-Class (W212) M-Class (W164) R-Class (W251) S-Class (W221) CLK (X204) CLK (W207) CLS (W218) SLK (R171) GL (X164) CL (W216) SLS (W197) |
| BENZ | FLASH | |||
| BENZ | write | EEPROM | E-Class (W211) M-Class (W164) R-Class (W251) S-Class (W221) SLK (R171) GL (X164) |
|
| BENZ | FLASH | |||
Technical Capabilities: CGDI A2 vs. CGMB
While the CGDI A2 supports Mercedes-Benz Functions similar to the CGDI Prog MB, it is currently optimized for these five core areas:
EIS (Electronic Ignition Switch): Supports reading, writing, and checking status for various Mercedes-Benz chassis.
Password Calculation: Enables efficient data collection and password computation.
Key Read/Write: Supports infrared (IR) operations, BE key password resets, and chip reading.
Key File Generation: Simplifies the creation of required programming files.
Wiring Diagrams: Includes integrated diagrams for accurate hardware connection.

Key Differences & Functional Scope
The CGDI A2 is a dedicated IMMO tool and does not support mileage adjustment or ECU/Gateway operations. It maintains full support for all FBS3 systems, though the following features are not yet integrated:
EIS Interface: The “Sync ELV” function has not been added.
Key Operations: “Read Virgin BGA Key,” “CGPKE Key Upgrade,” and “Switch CG Key Frequency” are currently unavailable.
Summary
The CGDI A2 is the ideal choice for professionals seeking a stable, dedicated tool for Mercedes-Benz FBS3 systems. By concentrating on core IMMO and key programming functions, it delivers reliable performance and specialized frequency detection at a competitive price point. Discover the new CGDI A2 today at www.obd2shop.co.uk.



