Yanhua Mini ACDP Program BMW CAS3+ All Keys Lost with ISN

August 5, 2021

BMW CAS3+ all keys lost programming has been done with Yanhua Mini ACDP and module 1 by ISN mode.

 

Main steps:

Step 1: Read ISN

Step 2: Read CAS data

Step 3: Program a new key

 

The procedures:

DME module: CAS3 MSV80

 

According to the picture tip to find the DME module in the car and remove it

Mini Acdp Program Bmw Cas3+ Akl 1

 

Step 1: Read ISN

1.All devices required:

ACDP host, PCAN cable, OBP+ ICP adapter

 

2.Connection:

Short the CAN termination resistor on the OBP+ICP adapter to the “CAN-R-Join” terminal

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Connect OBP+ ICP and PCAN cable

Connect the DME module according to the color of PCAN cable

Connect OBP+ ICP and Yanhua ACDP

Power the ACDP host and prepare for APP operation

Mini Acdp Program Bmw Cas3+ Akl 3

 

3.Operate on Mini ACDP APP:

Select BMW>> DME ISN>> OBD Mode Read/Write ISN>> Read MSV80/MSV801 DME ISN>> START

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Make sure the connection between the ACDP device and DME module is normal

Read out the vehicle info (VIN)

Confirm to program the ECU

It will perform the process automatically as below.

  • Download the programming file-> Erase code area-> Program DME-> Read ISN-> Erase code area> Program DME

Check the ISN and VIN read out

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Record ISN manually or click “EXPORT” to export directly

Save the ISN data

 

Step 2: Read CAS data

1.Connection:

Open the CAS3 module

Prepare all devices: CAS3 interface board, 20 pin cable, OBP+ ICP adapter, BDM01, ACDP host, Blank key and BAV-Key adapter

Install the copper pillar

Find the location hole D1- D4

Install the interface board

After aligning D1- D4, vertically press down the interface board

Lock the board with copper pillar

Connect the ICP+OBP adapter, BDM01 adapter, CAS3 interface board and ACDP host

Power the ACDP host and prepare for APP operation

Mini Acdp Program Bmw Cas3+ Akl 6

 

2.Operate on Mini ACDP APP:

Click BMW>> CAS 1~4>> CAS3/CAS3+>> ICP MC9S12XDP512 (Mask 0L15Y/0M23S)>> IMMO>> Step 1: Read the CAS data

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Note: select the option based on the chip model

Make sure the connect between ACDP, BDM adapter and CAS ECU are correct.

Note: If there is C_GND test pin on the interface board, remove or cut it.

Detect the pin successfully

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Read out the vehicle info incl. VIN, mileage, mechanical mode, remote frequency and CAS version type

Check if they are right and save the CAS data file

Mini Acdp Program Bmw Cas3+ Akl 10

 

Step 3: Program a new key

Click “Step 2: Generate Dealer Keys”>> All-Key-lost (ISN mode)

Connect the ACDP Mini and BAV adapter according to the diagram and insert a blank key

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Read out the key info and status

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Select the corresponding CAS data file

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Check the VIN of the selected data

Select any blank key number and then select option based on the key type

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Confirm the key is put in the adapter

Manually enter the ISN or click “Import” to import directly

Then confirm the ISN

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Save the CAS data which contains the info of programmed key and new key

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Load the DME module and CAS module and learn the new key

Finally, use the new key to start the car

 

Done!



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