VAS5051/VAG1551 Connecting and Selecting Functions

NOTE: The VAG1552 Scan Tool (ST) can be used instead of the VAG1551. However, the VAG1552 scan tool does not have printing capabilities.


Test conditions
- Battery voltage at least 11 V
- Ground (GND) connections on engine and transmission OK
- Fuse OK
- Ground (GND) connections and Ground point for transmission OK

- Check battery Ground (GND) strap and Ground strap between battery and transmission.
- Switch ignition off.







- Unclip cover for Data Link Connector (DLC), located under driver's side knee bar, behind steering wheel (left- side).
- Connect VAS5051 with VAS5051/1 adapter cable or VAG1551 Scan Tool (ST) with VAG1551/3B adapter cable to DLC.


WARNING!
- During road tests, vehicle, test equipment must always be fastened to and operated from the rear seat by a second technician
- Observe safety precautions.


Indicated on display 1)


VAG - ON BOARD DIAGNOSTIC HELP
1 - Rapid data transfer
2 - Blink code output


1) Operating modes 1 and 2 are displayed alternately


NOTE:
If the display remains blank:
See Scan Tool operating instructions


- Switch ignition on.
- Switch on printer by pressing PRINT button (indicator lamp in button lights up).
- Press button -1- to select "Rapid data transfer" operating mode 1.

Indicated on display


Rapid data transfer HELP
Select function XX


NOTE: In "Rapid data transfer" operating mode 1 the "Automatic Test Sequence" function 00 can be carried out. This checks the Diagnostic Trouble Code (DTC) memory of all the vehicle control modules (that have OBD capabilities) automatically.