In this DIY guide,I will show you the procedures on how to use VCDS to do Audi A4 2001-2008 new key programming (need working key).
Use working key turn the ignition on,then plug VCDS interface to vehicle obd port.
Run VCDS software,and select “Select Control Module”
Select “46-Central Conv”
After controller information reading,select “Adaptation 10”
Select “Read”àclick “Save” buttonàClick “Yes” to save
Change channel value to “21”,and select new value to “1”,and click “Test” button
Now pree “lock” button on you new remote fob,the VCDS will show the “Adjustment” to ”Recognized”
Now save the value
After you saving value,click read button again
And change new value “2”,and click “Test” button
Press the “Lock” button of the working key that you insert in ignition
Now click to save value again
Go back and close controller
Now test both keys,both of them can work normally.
Audi A4 2001-2008 Remote Matching 8E/8H Chassis Code by VCDS