Mini ACDP Update: Read & Write BMW CAS4+ via OBD Without Downgrade

Yanhuaacdp has released the newest ACDP update notice- Read and write CAS4+ no need to downgrade via OBD. It’s much safer and more efficient for users. Here share the relevant test report about BMW CAS4+ new key programming confirmed by professional technician.

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Yanhua Mini ACDP Add New Key to CAS4+ via OBD No Risk

video:

Tools need:

Yanhua Mini ACDP Programming Master Basic Version

Yanhua BMW CAS module (module 1)

Note: You can obtain module 1 authorization on Mini ACDP APP by yourself (need the new module with authorization QR)

Steps:

Connect ACDP host with vehicle OBD port

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Open Mini ACDP APP and make sure ACDP has connected

Select “BMW” -> “CAS 1~4”-> “CAS4/CAS4+” -> “OBD mode” -> “IMMO/Mileage”

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Then Click “Add key (Automatic mode)”

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Confirm ACDP has connected with vehicle OBD port

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Reading system info…

Check the VIN, mileage, system type, system status ans other vehicle info displayed

Follow the prompt to preprogram the ECU

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Reading code…

Backup the coding file

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Pre-processing ECU…

Writing coding…

Pre-process ECU system finished

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Put the working key close to the emergency start sending antenna position (located at the steering wheel right hand)

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Confirm the IMMO info read out

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Select any blank key number

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Follow the prompt to put the new key close to the emergency start sending antenna position to learn

Generate new key success

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That’s all!

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