Example speedometer correction cluster-diagnostic

Example of a speedometer correction about the backside of a speedometer 

The Diagprog adjusting tool will describe the single necessary steps. The Diagprog contains all necessary cable in the delivering for a mileage correction. The cable titled D7 (PICTURE 1) must be connect to the speedometer to be programmed. The plug of the dash you will find at the back of the speedometer (Picture 2). It is necessary to have an external current supply for the speedometer adjust device.

In the menu must choose:
VW->Golf3->Motometer
If the unit will read the correct old mileage, the new value will entered and confirmed with the key OK in the touchscreen. Now the new mileage is indicated in the display of speedometer. Duration of programming time take between 10-20 minutes including remove and work in of speedometer.