Xhorse VVDI Prog adds BMW 5 series CAS4 key

Here is the step-by-step instruction on adding a BMW 5 series key with original Xhorse VVDI PROG programmer by technician.

This is BMW 5 series key.
vvdi-prog-add-bmw-5-key-01
Part 1: VVDI-Prog read out BMW 5 series CAS data.
1) Take out the CAS immobilizer located over the brake and accelerator
vvdi prog add bmw 5 key 01-1
2) Follow the VVDI Pro wiring diagram to remove the four red-circled components one-by-one, then solder back after all operation completed.
take out cas 02 e1450763846641-2diagram 03 e1450763372419-3

3) Begin to connect the wires one-by-one, then check whether they are fastened or not.
take out components 04 e1450762763655-4connect wires 05 e1450762648978-5connect wires 06 e1450762666864-6connect wires 07 e1450762865439-7
4) Well connect  VVDI Prog ecu programmer
connect wires 08 e1450762723511-8
5) Close wiring digram, select Type: cas4-5m48h backup read
connect vvdi pro 09 e1450762837331-9
6) Click “New”, then “Read”, it will initialize, then crack the chip, then read data, data read successfully, click “Save” to save data to desktop.
cas4 5m48h backup read 10 e1450756749463-10
Read data successfully!

7) Solder the final component (shown as following picture) back to its location.
cas4 5m48h backup read 11 e1450763493157-11
8) Put the CAS back to the car, then test the key.
For the firs time to use the key, put the key on this position (shown in the following picture), then press the ON button to start the car, you see the car is starting, this key can work.
solder component back 12 e1450762702916-12
9) Close the door and off the ignition to test the remote, okay, it works.

How to add a BMW 5 series key with Xhorse VVDI Prog

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