Program VAG MQB48 Key with VVDI Prog and VVDI2

 Xhorse released VAG MQB key programming in Feb. 2023. The function requires MQB license activation on your vvdi2 or vvdi key tool plus.

Here is the Chinese demo guide on programming MQB key by xhorse vvdi prog+ vvdi2.

Add key and all keys lost all require to read immo data with vvdi prog first.
AKL also requires sync data from third party.

NOTE: You must have vvdi prog to read immo data and upload to vvdi2.

Procedure:

You should remove the dashboard to read immo data with vvdi prog/key tool plus no matter add key or all keys lost.
Unscrew all screws and disassemble dashboard

Take out the circuit board
Locate MCU chip type

Run VVDI Prog software, select 5-Dash->VW->MQB Lock (D70F35xx)

Check wiring diagram
There are two ways to read immo data

Method 1: Lift PIN diagram

following wiring diagram to connect dash with vvdi prog via mcu v3 cable

Read immo data, the process takes about 3-5 minutes
Save data

Reinstall dashboard.
Method 2: Cut PIN diagram

Method 2 requires opening the reverse side of the circuit board.

Cut the junction with a scalpel blade and magnifying glass

Then following wiring diagram to connect dash with vvdi prog via mcu v3 cable

A white feeder wire needs to be connected to the back of the circuit board

Read and save immo data

Connect the junction and reinstall dashboard. Remove to step 2.

Connect vvdi2 with laptop. Make sure network connection is enabled.
Run VVDI2 software

Select Key Learning-> MQB platform immobilizer->Dashboard- MQB48 VDO/JCI-NEC35xx LOCK

Select Decrypt IMMO Data
Upload MQB data just read by vvdi prog

VVDI2 will decrypt immo data online, calculating online in process.

Save decrypted immo data

Now you can add key with the immo data.

For all keys lost, contact 3rd party to get sync data as well.

Done.