1998 VOLKSWAGEN JETTA display

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Note: For Guided Fault Finding information,
refer to VAS 5051 Diagnostic Tester
01 - On Board Diagnostic (OBD)
ABS ITT Mark 20 IE On Board Diagnostic (OBD)

Function

Identifying characteristics

Technical data

Safety precautions

On Board Diagnostic (OBD) with V.A.G 1551 Scan Tool or Tester VAS 5051 (flow chart)


Electrical/electronic co mponents and locations

Diagnostic Trouble Codes (DTC) displayed by warning lights
-K14-, -K47- and -K118-

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

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

Diagnostic Trouble Code (DTC), memory

Automatic test sequence

Vehicle Diagnosis, Testing and Information Sy stem VAS 5051, connecting and selecting ABS
control module
Diagnostic Trouble Code (DTC) table

Diagnostic Trouble Code (DTC) memory, erasing and ending output

ABS control module, coding

Measured value block, reading

Safety precautions

Output Diagnostic Test Mode (DTM)

Basic setting, initiating


ABS, ABS/EDL and ABS/EDL/ASR IT T Mark 20 IE, electrical check

Multi
-pin connector with contact assignment
Test table

Brake light switch, adjusting


ABS Mark 60 On Board Diagnostic (OBD), vehicles from my 10.00

Function

Arrangement of ABS MARK 60

Technical data

Safety precautions and fundamental points regarding troubleshooting

Troubleshooting with V.A.G 1551 scan tool or tester VAS 5051 on ABS Mark 60 (flow chart)


Electrical/electronic compon ents and installing locations


Diagnostic Trouble Codes (DTCs) displayed by warning lights
-K47-, -K118- and -K155-

On Board Diagnostic (OBD), performing

Test prerequisites for OBD

Safety precautions

Scan tool, connecting

V.A.G 1551 scan tool, connecting and selecting function

List of selectable functions

Automatic test sequence

Diagnostic Trouble Code (DTC) memory, checking

Output Diagnosic Test Mode (DTM)

Diagnostic Trouble Code (DTC) table

Diagnostic Trouble Code (DTC) memory, erasing and ending output

ABS control module, coding

Vehicle data label

Measured value block, reading

Output Diagnosic Test Mode (DTM)

Basic setting, initiating

Login procedure


Electrical check of Mark 60

Multi
-pin connector with contact assignments
Test table (test steps 1
- 16)
Test table (test steps 17
- 23)

Definitions


Volkswagen Golf 4 / Bora (1998-2005), GTI / Jetta (1998-2005), R32
(A4)

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V.A.G 1551 Scan Tool or tester VAS 5051
The On Board Diagnostic (OBD) must be
initiated always at the commencement of
troubleshooting. Electrical malfunctions which
influence the braking characteristics will be
stored. They can be checked with the V.A.G
1551 Scan Tool or with the tester VAS 5051.
The information displayed is used in
conjunction with a DTC table which has
information on the possible DTC causes for
repair measures.
Стр. 3из 8 ABS ITT Mark 20 IE On Board Diagnostic (OBD)

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Technical data

Control module identification
The control module version is displayed when
the V.A.G 1551 Scan Tool or the tester VAS
5051 is connected and the control module for
brake electronics is selected Page 01
-23 .
1J0 907 379 D / G - ABS
1J0 907 379 E / H - ABS/EDL
1J0 907 379 R / J - ABS/EDL/ASR

Diagnostic Trouble Code (DTC) memory
A non-volatile memory ensures that the
contents of the DTC memory are retained even
without a voltage supply.
Data outputis achieved in operating mode 1
(rapid data transfer).
Стр. 5из 8 ABS ITT Mark 20 IE On Board Diagnostic (OBD)

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On Board Diagnostic (OBD) with V.A.G 1551 Scan Tool or Tester VAS 5051
(flow chart)


Connect V.A.G 1551 and select 1-rapid
datatransfer


or
Connect tester
VAS 5051 and
select vehicle OBD




Compare control
module identification
Select address word 03-Brake
electronics







Check DTC memory
02







Repair DTCs using DTC table No DTCs
recognized









Read measured
value block 08 Perform output Diagnostic
Test Mode (DTM) 03












Replace
component

1. Perform test drive at more than
20 km/h





2. Check DTC memory 02 again





3. "No DTCs recognized" is
displayed again








A B
C
D
E
Стр. 7из 8 ABS ITT Mark 20 IE On Board Diagnostic (OBD)

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A B
C
D

E
















Perform directed
entry of electrical
tests Service
hydraulic/mechanical
parts of brake system (
Repair Manual)
























1. Perform all test steps
of electrical checks
Page 01
-102

Identification not OK.




2. Service
hydraulic/mechanical
parts of brake system




( Workshop
Manual)
Replace control module











- Connect V.A.G 1551 and check DTC memory again (02).

- Erase DTC memory (05)

- Perform test drive at more than 20 km/h (13 mph) and allow the ABS to
regulate braking.

- Check DTC memory again after test drive. If "No DTC recognized" appears
on display of V.A.G 1551 after repairing DTCs and performing test drive the On
Board Diagnostic (OBD) is completed.







Стр. 8из 8 ABS ITT Mark 20 IE On Board Diagnostic (OBD)

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Diagnostic Trouble Codes (DTC)
displayed by warning lights -K14-, -
K47- and -K118-

Warning lights
For vehicles with ABS/EDL/ASR and/or a
radio/navigation system, the warning
light for brake system -K118- is at
position -3-.
The function of the parking brake
warning light -K14- is then taken on by
the warning light for brake system -
K118-.
Item
Designation
1 Warning light for brake system -
K118-
2 ABS warning light -K47-
3 Parking brake indicator light -K14-
Стр. 11из 14 Electrical/electronic components and locations

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Parking brake indicator light -K14-

Electrical Wiring Diagrams,
Troubleshooting & Component Locations
binder
Vehicles with ABS/EDL
Malfunction: Vehicle has no EDL
function
For this complaint a possible cause may be
the brake light switch -F- is incorrectly
adjusted. Adjusting brake light switch
Page 01
-131 .
Another possible cause may be the brake
light switch -F- is not functioning. The
function can be checked in Read measured
value block Page 01
-61 , display group
number 003.
If the parking brake indicator light -K14-
-3- does not go out after switching the
ignition on, the malfunction may be:
-a- The parking brake is applied.
-b- The parking brake warning light switch -
F9- for the parking brake indicator light -
K14- is faulty or incorrectly adjusted.
-c- There is a wire routing malfunction.
Стр. 14из 14 Electrical/electronic components and locations

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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