How to use Yanhua Mini ACDP to OBD Add BMW CAS4 Key

Yanbua Mini ACDP free updated OBD read/write BMW CAS4/CAS4+ (2019-11-15). Support IMMO programming (add key & all keys lost) and mileage reset for all known versions via OBD.

Here’s the demo on adding a new CAS4 key using ACDP Mini via OBD in less than 3 minutes.

 

Requirement:

Yanhua ACDP mini host

BMW CAS Module 1 license 

Original key and a new key

 

Procedure:

Connect ACDP programmer with vehicle via OBD socket

Run ACDP APP on mobile phone and make sure ACDP has connected

Select BMW->CAS1-4-> CAS4/CAS4+ ->OBD Mode

Select OBD mode IMMO/mileage ->Add key (automatic mode)

Identify vehicle information and confirm

Yanhua ACDP requires to pre-process ECU

Press Continue

Perform backup coding

Auto saved coding data.

Pre-process ECU in progress until finished

Put the working key close to the Start button antenna position

Check and confirm VIN & ISN code

Select a blank key position to add key

Put a new key close to the Start button

Learning key in process

Program new key success.

Yanhua Mini ACDP will auto saved new key data.

Test the new key.

Done.

 

Video guide: