Vehicle Diagnostic, Testing and Information System VAS5051 or VAG1551 Scan Tool, Connecting and Selecting Functions

Vehicle Diagnostic, Testing And Information System VAS5051 Or VAG1551 Scan Tool, Connecting And Selecting Functions

NOTE: The VAG1552 scan tool can be used instead of the VAG1551 scan tool, however a printout is not possible.

Test conditions
- Battery (B+) voltage at least 11 V
- Ground 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.

Vehicles approx. > 1996







- Open rear ash tray and remove Data Link Connector (DLC) cover.







- Connect VAG1551 or VAG1552 scan tool using VAG1551/3 adapter cable.

Vehicles approx. 1996 >

NOTE: The Data Link Connector (DLC) is located in below the dash to the left of the steering column.







- Unclip cover for Data Link Connector.
- Connect VAS5051 tester to vehicle with VAS5051/1 diagnostic wire. Alternately, VAG1551 Scan Tool can also be attached using VAG1551/3 adapter.

WARNING:
- Observe safety precautions.
- VAS5051 or VAG1551 must only be secured to the rear seat and operated from there by a second technician.

All vehicles

Indicated on display

V.A.G - ON BOARD DIAGNOSTIC HELP
1-Rapid data transfer 1)
2-Blink code output 1)

1. Two operating modes are displayed alternately

NOTE: If the display remains blank:

VAG1551 Scan Tool (ST) operating instructions
- Switch ignition on
- Switch printer on by pressing PRINT button (indicator light in button comes on).
- Press button -1- to select "Rapid Data Transfer" operating mode 1.

Indicated on display

Rapid data transfer HELP
Insert address word XX

NOTE: In "Rapid data transfer" operating mode 1, "Automatic test sequence" address word 00 can be carried out. This will automatically check all vehicle control modules which have OBD capability.