Good news ! obd2shop.co.uk engineers have managed to adjust mileage on Porsche Cayenne 2008 by using OBDSTAR X300M odometer correction tool via OBD2.
X300M Change KM for Cayenne 2008 Procedure:
the dashboard of Cayenne 2008
the current mileage: 2345744km
Kindly notice: check connection of the car and X300 M
here goes to Cayenne odometer correction.
select VEHICLES->MILEAGE ADJUSTMENT->PORSCHE->PORSCHE V30.12
select Cayenne->Cayenne -2009->MILEAGE ADJUSTMENT
->enter a file name to save, here 11100000
input value: 11100000
OBDSTAR X300M mileage programmer managed to read the current mileage of 234560 (error does not exceed 10km)
->input new mileage: 345430
input value: 345430
the dashboard displays the new milesage as what is set just now
Done ! Cayenne change km SUCCESS.