Connecting VAG 1551

VAG 1551 Scan Tool (ST), Connecting, Selecting Functions And Checking Control Module Versions

Prerequisites:
- All fuses OK according to wiring diagram.
- Battery (B+) voltage at least 9 Volts.


NOTE:
- VAG 1552 Scan Tool (ST) may be used instead of the VAG 1551 Scan Tool (ST), however a print-out is not possible.
- The following procedure and display references pertain only to VAG 1551 Scan Tool (ST).


Connecting







With ignition switched off, connect VAG 1551 Scan Tool (ST) with adapter cable VAG 1551/3 to the Data Link Connector (DLC) as follows:
- Remove cover for Data Link Connector (DLC) under left instrument panel.
- Connect Scan Tool using adapter cable VAG 1551/3.

Indicated on display:


On Board Diagnostic (OBD) HELP
1 - Rapid data transfer*
2 - Flash code output*


*Is displayed alternately

Functions, selecting


NOTE:
- If the display remains blank check Scan Tool (ST) voltage supply according to wiring diagram.
- Additional operating instructions can be called up by pressing the HELP button.
- The -> button is used to advance through the program sequence.
- In operating mode 7 "Rapid data transfer," function 00 "Automatic test sequence" can be carried out. The DTC memory of all control modules with OBD capability are checked automatically.

- Switch on ignition.
- Switch on printer with the Print button (indicator lamp in button lights up).
- Press button 1 for "Rapid data transfer" mode.

Indicated on display:


Rapid data transfer HELP
Input address word XX


- Press buttons -1- and -6- to enter "Steering wheel electronics" address word 16.

Indicated on display:

Rapid data transfer Q
16 Steering Wheel Electronics


- Confirm entry with Q button.

Indicated on display:


Rapid data transfer Q
Tester sends address word 16