Here is a instruction show you guide on how to use CG100 III programmer to adjust mileage for Volvo S60 XC60 S80 on bench.
Remove the PCB from the odometer
Connect CG100 III programmer to pc and run CG100 software,select “Instrument”
Select “Europe car”–>”Volvo”–>”S60-XC60-S80″–>”2012- 9S12XHZ384″
Then click “Next”
Now you can check the wiring diagram:RST,BKGD,5V,GND
You need solder 4 wires on the odometer PCB
After then connect the adapter on BDM+4 adapter,and install BDM+4 on CG100 prog III
For Volvo cars mileage adjustment,both EEPROM and FLASH need to be processed
Click “EEPROM” button,then save the data on your pc for backup
CG100 will automatically calculate the original mileage value on screen,you need input the value you want,and click “OK” to continue
It will write the new value into EEPROM
Back to select :FLASH
Perform reading and write FLASH
After then remove the wires soldered on PCB before,then install PCB back on odometer and insta odometer instrument on vehicle to test.