Volkswagen Golf / Golf GTI / Jetta. Manual — part 342

01-30

Automatic test sequence

The automatic test sequence checks
all the Diagnostic Trouble Code
(DTC) memories of the control
modules.

- Switch ignition on.

V.A.G - On Board Diagnostic

HELP

1 - Rapid data transfer1)

2 - Blink code output1)

Indicated on display

1)

Is displayed alternately

- Press key -1- for "Rapid data

transfer" operating mode.

- Switch on printer with the Print

key (indicator lamp in key lights
up).

Rapid data transfer

HELP

Select function XX

Indicated on display

- Press key -0- twice; 00 enters

"Automatic test sequence"
function.

- Confirm entry with Q key.

1J0 907 379 D ABS 20 IE CAN0001

Coding 03604 WSC XXXXX

The V.A.G 1551 Scan Tool display

will show the control module
identification, e.g.:

Thereafter all control module

identifications with eventual DTC
memory entries are displayed

ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

01-31

Vehicle Diagnosis, Testing
and Information System VAS
5051, connecting and
selecting ABS control module

All functions which could previously
be performed with V.A.G 1551 can
also be performed with the new
tester VAS 5051 in the operating
mode "Vehicle On Board
Diagnostic":

Operating instructions for Vehicle

Diagnosis, Testing and Information
System VAS 5051.

Special tools and equipment

VAS 5051 Vehicle Diagnosis,

Testing and Information System

ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

01-32

Note:

The ABS function is switched off in the control

module during the On Board Diagnostic.

The DTC memory can be erased after

successful checking and repair.

Note:

Operating instructions for Vehicle Diagnosis,

Testing and Information System VAS 5051.

- Pull cover -1- off in direction of -arrow-.

- With ignition switched off, connect tester VAS

5051 to diagnosis connection using diagnosis
cable VAS 5051/1 or VAS 5051/3.

In the functions 04 - Basic setting/08 - Read

Measured value block, the display zones will be
listed from top to bottom.

If the display does not indicate as described in

the work sequence:

ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

01-33

Indicated on display

Select operating mode:

- Press button on display for

"Vehicle On Board Diagnostic" -
arrow-.

Indicated on display

Select vehicle system:

- Press "03 - Brake electronics" on

display -arrow-.

ABS ITT Mk 20 IE On Board Diagnostic (OBD) program