Automatic Test Sequence: Notes

The automatic test sequence checks all the DTC memories of the control modules.

Before selecting the transmission control module perform the automatic test sequence. Malfunctions of other control modules can influence the transmission control module. This is especially valid on vehicles with data bus.

Switch on ignition.

Indicated on display:

• V.A.G - On Board Diagnostic HELP
• 1 - Rapid data transfer (appears alternately)
• 2 - Blink code output (appears alternately)

Press key -1- for "Rapid data transfer" operating mode.

Switch on printer with the PRINT key (indicator lamp in key lights up).

Indicated on display:

• Rapid data transfer HELP
• Select function XX

Press key -0- twice; 00 enters the "Automatic test sequence" function.

Confirm entry with Q key.

Then all control module identifications, together with entries which may be in DTC memory, are displayed.

After test sequence, the V.A.G 1551 returns to the following start position:

Indicated on display:

• V.A.G - On Board Diagnostic HELP
• 1 - Rapid data transfer (appears alternately)
• 2 - Blink code output (appears alternately)