Tutorial.pdf

Tutorial , VCDS 805 programming and upgrading

Tutorial about repairing or upgrading VAG COM interface with 1.78

firmware working with VCDS 805 english version.

Firstly we must supply the interface with a voltage of 12 volts , for this we solder 2 wire on 7805 regulator

like the picture :

After we must connect the ATMEGA 162 ship with port LPT of the PC to program it as shown on this

pictures :

Final result :

The airbag controller is not needed , i use it only to test the interface.

-Uninstall any installed verison of VAGCOM or VCDS on your

PC.

- Disconnecedt all connected USB device.

- Connect USB cable of interface.

- Execute "FTDI_Tools\vidpidfix.exe" .

- Select "SERIAL NUMBER" .

- Click "Search" button .

- Click "Open" .

- Click "Write default EE data" .

- Disonnect USB interface and reconnect it , you will be asked for

driver , install driver in "FTDI_Tools\VCR_CDM 2.00.00" directory .

- execute "\FTDI_Tools\Mprog\MProg 3.5 Release\Mprog.exe".

- Select "Device->Scan".

- Select "File->Open" , select "VCDS_805_dumps\Ross_Tech.ept".

- Select "Device->program".

- Connect LPT cable.

- Execute "\PonyProg2000\PonyProg2000.exe".

- Select "Setup->Interface setup...". Configure it as shown on this

picture.