How to Get Free MQB NEC35XX Sync Data with Launch X431 Scanner?

Many tools can do all keys lost on VAG VW Audi Skoda Seat MQB48 NEC35XX. Autel and Xhorse require 3rd party to calculate sync data, while Launch X431 scan tool supports it for free now.

What is required?

Launch X431 IMMO Plus/IMMO Elite or Pro5/PAD V/PAD VII with X-prog3 programmer

Launch IMMO License

Which MQB chip types are supported?




D70F3423G (A)



How to obtain Sync data with Launch X431 scanner?

Go to MQB NEC35XX All Keys Are Lost function

Find “Obtain synchronous data”


It’s free to use this function. But there is a limit on the number of operations per day.

If the operation exceeds the maximum value, you will receive the prompt “The upper limit of free uses has been reached. Please use it again tomorrow or contact our local dealer.”