Program BMW EWS3 Key with Xhorse Mini Prog and Key Tool Max

 

I’ve successfully wrote a BMW EWS3 PCF7935 transponder key with xhorse tools no soldering.

 

 

Device used:

Xhorse Mini Prog

Xhorse XDNP50 BMW EWS3 Adapter for Mini prog/key tool plus (it is different from EWS3 adapter for vvdi prog)

VVDI key tool max

VVDI super chip and key shell

 

 

 

Step 1: Read eeprom with mini prog

 

EWS3 With Mini Prog And Key Tool Max 5

EWS3 With Mini Prog And Key Tool Max 1

EWS3 With Mini Prog And Key Tool Max 2

Connect EWS3 adapter with mini prog, read and save dump

 

Step 2: Write key pcf7935 with key tool max

EWS3 With Mini Prog And Key Tool Max 3

EWS3 With Mini Prog And Key Tool Max 4