Scan Tool, Connecting

Scan Tool, Connecting

Check prerequisites:
- All fuses according to current flow diagram OK.
- Battery voltage at least 9 V.







- Connect scan tool V.A.G 1551 with cable V.A.G 1551/3.

Indicated on display:

V.A.G 1551 -D/7.0- 1.01.1997

- Display will show the actual software version installed (will be shown briefly in display)

Indicated on display:

V.A.G Self-diagnosis HELP
1 - Rapid data transfer*
2 - Flash code output*

* Appears alternately

- Press button -1- for "Rapid data transfer" mode and the following is Indicated on display:

Indicated on display:

Rapid data transfer HELP
Enter address word XX

NOTE:
- If the display remains blank, check V.A.G 1551 voltage supply according to wiring diagram.
- Additional operating information can be printed out depending on the program by pressing the HELP button of V.A.G 1551.
- The -> button serves to advance the program sequence.
- The PRINT button is used for switching on the printer (warning lamp in button lights up).

With the address word 00 the automatic test sequence is carried out, i.e. the DTC memories of all systems in the vehicle capable of self-diagnosis are checked via the rapid data transfer.

The rear spoiler system with the address word 54 is not part of this automatic test sequence. It must be checked separately, if necessary.