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
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: