VAG 1551 Scan Tool Connecting

NOTE: The VAG 1552 Scan Tool (ST) can be used instead of the VAG1551. However, the VAG 1552 scan tool does not have printing capabilities.

Test Conditions
- Battery voltage at least 11 Volts
- Ground (GND) connections on engine and transmission OK
- Fuse OK





- Unclip cover for Data Link Connector (DLC), located under driver's side knee bar, behind steering wheel (left-side).
- Connect VAG1551 or VAG1552 Scan Tool (ST) with VAG1551/3 adapter cable to DLC.

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