1998 VOLKSWAGEN BORA check engine

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V.A.G 1551 Scan Tool, connecting and
selecting function


Note:

All functions which could previously be
performed with V.A.G 1551 can also be
performed with the new tester VAS 5051.

The ABS function is switched off in the control
module during the On Board Diagnostic (OBD)
.
The Diagnostic Trouble Code (DTC) memory
can be erased after successful checking and
repair.

Connecting VAS 5051 Page 01-31 . - Pull cover -1- off in direction of arrow.
- With ignition switched off connect V.A.G 1551
using cable V.A.G 1551/3(A) to Data Link
Connector
V.A.G - On Board Diagnostic HELP
1 - Ra
pid data transfer1)
2 - Blink code output1)
Indicated on display
1) Is displayed alternately
Note:
If there is no indication on display, check DLC,
Electrical checks Page 01
-102 , test steps 14
and 15.
Depending on the program, additional operating
information can be printed out by pressing the
HELP key of V.A.G 1551.
The key is used for moving forward within
the program.
Стр. 3из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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Control module code (03604).
Coding control module Page 01
-58
Workshop code
V.A.G 1551 Scan Tool operating
instructions
If the control module identification number
does not appear Summary of selectable
functions Page 01
-27

-
Press key.
Rapid data transfer HELP
Select function XX Indicated on display (select function, e.g. 02
- Check DTC memory).
Rapid data transfer HELP
Control module does not answer! Indicated on display
By pressing the HELP key, a list of possible
fault causes is printed out.
If "Control module does not answer!" again
appears: - After eliminating possible causes of
malfunctions, enter the address word 03
for "Brake electronics" again and
confirm.
Rapid data transfer HELP
Control module does not answer! Indicated on display
- Perform test steps 1, 2 and 3 Page
01-102 , Electrical check.
Rapid data transfer
No signal from control module!
malfunctions have occurred during checking
of control module identification (possibly
influenced from external sources?)
Стр. 5из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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- Check DLC as well as voltage supply and
Ground connection for ABS Control Module
(w/EDL) -J104-, Electrical check, Page 01
-
102 .

- After repairing possible causes of malfunction,
again enter address word 03 for "Brake
electronics" and confirm with Q key.
Стр. 6из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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List of selectable functions

Page
00
- Automatic test sequence Page
01-30
01
- Check control module version
Connecting V.A.G 1551 Scan
Tool and selecting functions Page
01-23
02
- Check DTC memory Page
01-28
03
- Output Diagnostic Test Mode Page
01-74
04
- Initiate basic setting Page
01-91
05
- Erase DTC memory Page
01-56
06
- End output Page
01-56
07
- Code control module Page
01-58
08
- Read measured value block Page
01-61
Стр. 7из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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Diagnostic Trouble Code (DTC),
memory

All functions which could previously be
performed with V.A.G 1551 can also be
performed with the new tester VAS 5051.
Rapid data transfer HELP
Select function XX Indicated on display:
- Press keys -0- and -2-; 02 enters the
"Check DTC memory" function.
Rapid data transfer Q
02 - Check DTC memor
y
Indicated on display
- Confirm entry with Q key.
X DTCs recognised! The number of stored DTCs or "No DTCs
recognized" appears in the display.
-
Press key.
The stored DTCs are displayed and
printed out one after the other.
- With DTC information print-out eliminate
malfunctions according to DTC table,
Page 01
-35 .
As with "No DTC recognized", the
program returns to the start position after
pressing the key:
Rapid data transfer HELP
Select function XX Indicated on display
- End output (Function 06) Page 01
-56 .
Стр. 8из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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- Switch off ignition and disconnect tester at
DLC.
Work sequence if a DTC has been detected:
1. Repair according to DTC table, Page 01
-
35
2. Check DTC memory (Function 02)
3. Erase DTC memory (Function 05)
4. End output (Function 06)
5. Perform a test drive
6. Check DTC memory again
Стр. 9из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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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 - Ra
pid 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
Стр. 10из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

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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 b
e
listed from top to bottom.
If the display does not indicate as described in
the work sequence:
Стр. 12из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program