Smart Key Shell 3btn / 3+1btn IYZ-3312 For Benz

Tips

1. The product just key shell for Benz, encompassing the case, pad, and emergency key.

2. Our business is centered around car key sales, and we do not provide car programming services. Before use, you need to program the key at your local car locksmith.

3. If the keys you received does not work, you can return the keys to us, but the package must be in the same condition as the original.

4. Supports BGA type keys (non-FBS4), including W221 204 207 212 164 166 and other models.

• The tools that can be used are: VVDI smart keys, which are more stable and better compatible than other brand keys on the market.
  

• The VVDI smart key can use the VVDI MB device to directly switch frequencies 315-433 from the infrared hole, eliminating the trouble of removing the casing. If there is no VVDI MB device, you can also switch the frequency of 315-433 by removing the resistor on the circuit board.
  

• The first choice for writing files is version 41. Some vehicles can also use smart functions normally when writing version 51 files.
  

• Note: When using a VVDI MB device to collect points, the battery needs to be removed, otherwise points cannot be collected.
       

• After data is written, you need to wait 30 seconds before you can start using it.
       

• This key can be used repeatedly with VVDI MB equipment and will not be locked.
  

• It is recommended to use VVDI MB equipment for operation. Matching with other equipment may not work properly.