Six Steps to assemble VVDI BE Key with Smart key shell

Easy Steps to assemble VVDI BE Key Pro imrpoved version with the Smart Key Shell 3 Button for Mercedes Benz.

Detail Step with picture:

1. Put the VVDI BE key Pro improved version PCB into the case.

2. Cover the bottom case.

3. Insert the battery and cover the case.

4. Push the metal strips on both sides into the right position.

5.Here rearmetal button.

6.Put into the small key and start button.

If you want to disassemble the case, please do it from the last step to the first step.

Note: If the rear metal component is firstly assembled, then the metal strips on both sides won’t be able to put into the right position.

VVDI BE Key Pro for sale

Xhorse VVDI BE KEY PRO  improved version is released.



More compatibility

New design

High stability

High reliability



  1. fixed the W164.W639 the EIS and key synchronization problem
  2. fixed BE key repeat ignition ON failure problem
  3. fixed the trunk remote function
  4. fixed the BE button only send signal once the original key press and release button both send signal
  5. improved rolling algo solve the BE key error
  6. added pre-rolling algo, achieve to rolling Hash inadvance
  7. used  the automotive level quartz crystal, ensure stable of IR communication
  8. strengthened the IR signal
  9.  support frequency exchange by software setting and PCB resistor setting

VVDI BE key pro PCB:

VVDI BE KEY PRO will be released at