Test requirements:
- Voltage supply and fuses for appropriate system OK.
See appropriate System Wiring Diagram article.
- Connect V.A.G 1551 Scan Tool (ST). See V.A.G 1551 SCAN TOOL (ST), CONNECTING .
- Anti-theft alarm not primed.
- Ignition key not inserted.
NOTE:
- If no display appears, use wiring diagram to check power supply for V.A.G 1551.
- Additional operating instructions can be called up by pressing the scan tool HELP button.
- Next step in program sequence can be selected by pressing --> button.
- Incorrect entries can be terminated by pressing -C- button.
- Switch on printer by pressing PRINT button (lamp in button lights).
- Press button -1- for "Rapid data transfer".
Indicated on display:
Fig 1: V.A.G 1551 Scan Tool (ST) Display - Central Locking System, Initiating On Board Diagnostic (1 Of 5)
Address word for central locking: 35
- Press buttons -3- and -5-.
Indicated on display:
Fig 2: V.A.G 1551 Scan Tool (ST) Display - Central Locking System, Initiating On Board Diagnostic (2 Of 5)
- Confirm entry with -Q- button.
Indicated on display:
Fig 3: V.A.G 1551 Scan Tool (ST) Display - Central Locking System, Initiating On Board Diagnostic (3 Of 5)
Adjacent display appears after approx. 5 seconds (for example, for vehicles with no anti-theft alarm):
Fig 4: V.A.G 1551 Scan Tool (ST) Display - Central Locking System, Initiating On Board Diagnostic (4 Of 5)
- Press --> button.
Indicated on display:
Fig 5: V.A.G 1551 Scan Tool (ST) Display - Central Locking System, Initiating On Board Diagnostic (5 Of 5)
NOTE:
Pressing HELP button prints out a list of possible functions.