Mercedes Benz All Keys Lost Solution: Autel G-Box will help!

What is Autel G box:



It’s a new adapter to works for Auetl MaxiIM IM608 and IM508 with XP400 adapter (also works with Aurodiag IM600 and IM100)


The G-box features:

  • Used for Mercedes all keys lost and password calculation (much faster)
  • Used for Mercedes ECU data and EIS password calculation (much faster)
  • Mercedes DAS3 can EIS/EZS all keys lost
  • Save time to read W204 ECU data & W207 EIS by over 85%
  • No need to remove and reinsert the key for W221 & W164 after 2009
  • Help read and write BMW DME/DDE ISN in boot mode


When you need Autel G-box:

It’s required when you do all keys lost for Mercedes or BMW.


  1. Mercedes all keys lost – faster password calculation

-8x times faster password calculation for EIS W172, W204, W207

-4x times faster password calculation for EIS W209, W211, etc.

  1. Mercedes all keys lost – no more repeated insertions and removables of ir simulator

W164/-208, W251/-2008, W164/2009-, W169, W251/2009, W216, W221 (partial), W202 (K)/ W208 (K)/ W210 (K), W203 (K)/ W463 (K)

  1. Mercedes all keys lost – can be programmed on the vehicle without removing the EIS

Except for EIS W164/-2008, W251/-2008, W221, W202 (K)/ W208(K)/ W210 (K), and W203 (K)/ W463 (K), all other eis can be programmed on the vehicle directly

  1. Mercedes all keys lost, BMW DME/DDE ISN reading and writing in boot mode

23 categories of Bosch engine, including MEVD/EDC17

6 categories of Siemens/Continental engine, including MSD/MSV engine


How to use Autel G box:


You should know all the details (incl. ports and cables) before you use the G-box



There are two methods to use the G-box, OBDII or on table


method 1: OBDII operation when Mercedes lost all keys


the method is use for Mercedes W204, W207, W164, W216 EISs after year 2009


steps to connect to G-box:

  1. connect the G-box to the car thru OBD port
  2. remove the fuse of EIS on the vehicle

connect the relay ports to the fuse using the supplied fuse cable

  1. when the vehicle has an ELV, connect the K7 port and ELV plug using the supplied K-line cable
  2. connect the G-box to the Autel diagnostic tablet like MaxiIM IM608


method 2: operation on table when Mercedes lost all keys


the method is used for all Mercedes EIS that are already covered by Autel tablet



See also: Program Mercedes W207 All Keys Lost with Autel IM608 & G Box