display VOLKSWAGEN JETTA 1998 Manual PDF

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Switch to measuring range:
Voltage measurement (2 V )
Test
step V.A.G
1598
sockets Item
tested Test
conditions
- Additional
operations Specification
Measures for deviations
from specification
11 22 + 23 Right rear
ABS wheel
speed
sensor -
G44-
voltage
signal
Vehicle
raised
- Check installation of
right rear ABS wheel
speed sensor -G44- and
rotor.


Ignition
switched off

- Rotate rear
right wheel at
approx. 1
rev./sec. min. 190 mV
alternating
voltage - Check whether right
rear ABS wheel speed
sensor -G44- has been
interchanged and Read
measured value block
Page 01
-61 , display
group number 001
12 6 + 5 Left rear
ABS wheel
speed
sensor -
G46-
voltage
signal Vehicle
raised
- Check installation of left
rear ABS wheel speed
sensor -G46- and rotor.


Ignition
switched off

- Rotate rear
left wheel at
approx. 1
rev./sec. min. 190 mV
alternating
voltage - Check whether left rear
ABS wheel speed sensor
-G46- has been
interchanged and Read
measured value block
Page 01
-61 , display
group number 001
Стр. 18из 31 ABS, ABS/EDL and ABS/EDL/ASR ITT Mark 20 IE, electrical check

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Features of 4MOTION
In order to utilize the engine's maximum
performance for a test, e.g. on a rolling road
test bed, the longitudinal acceleration sensor -
G251- must be switched off Page 01
-264 ,
Initiating basic setting, Display group number
040.
Switch ignition off and on again to reactivate
the longitudinal acceleration sensor -G251-.
All-wheel drive vehicles with a Haldex coupling
are equipped with EDL (Electronic Differential
Lock).

Special detail for bleeding brake systems
with ABS/EDL
If a chamber in the brake fluid reservoir has run
empty, basic setting must be performed for
bleeding the brakes Page 01
-264 .

V.A.G 1551 scan tool or tester VAS 5051
The On Board Diagnostic must be initiated 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, Vehicles system tester V.A.G 1552
or Vehicle Diagnosis, Testing and Information
System VAS 5051.
The program card in the V.A.G 1551 must be at
least version 9.0 and in vehicle system tester
V.A.G 1552, at least version 6.0.
Стр. 4из 10 ABS Mark 60 On Board Diagnostic (OBD), vehicles from my 10.00

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Technical data

Control module identification
The version of the control module is displayed
after the V.A.G 1551 scan tool or the tester VAS
5051 has been connected and the control
module for brake electronics has been selected
Page 01
-163 .

1C0 907 379 C /
J ABS
1C0 907 379 D /
K ABS/EDL/ASR
1C0 907 379 E /
G ABS/EDL/ASR/ESP
1C0 907 379 F /
H ABS/EDL/ASR/ESP
4MOTION

Diagnostic Trouble Code (DTC) memory
A non-volatile memory ensures that the contents
of the DTC memory are retained even without
voltage.
Data output takes place on V.A.G 1551 scan tool
in operating mode 1 (rapid data transfer), and on
tester VAS 5051 in operating mode "vehicle
OBD".
Стр. 6из 10 ABS Mark 60 On Board Diagnostic (OBD), vehicles from my 10.00

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




Start
Connect V.A.G 1551 Scan Tool and
select 1-rapid data transfer

or Connect tester VAS
5051 and select
vehicle self-
diagnosis




Compare control
module
identification
Select address word 03-Brake
electronics







Check DTC memory
02







Correct DTCs using DTC table No DTCs
recognized









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












Replace
comp.

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. 9из 10 ABS Mark 60 On Board Diagnostic (OBD), vehicles from my 10.00

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A B
C
D

E
















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

























1.
Perform all test steps
of electrical checks
from Page 01
-288

Identification not OK.




2. Service
hydraulic/mechanical
parts of brake system




( Repair Manual
Brake System)
Replace control module











- Connect V.A.G 1551 scan tool or tester VAS 5051 and check DTC memory
02.

- Erase DTC memory (05)

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

- Check DTC memory after test drive. If "No DTC recognized" appears on
display of V.A.G 1551 scan tool or tester VAS 5051 after repair DTCs and
perform test drive, the On Board Diagnostic (OBD) is completed.







Стр. 10из 10 ABS Mark 60 On Board Diagnostic (OBD), vehicles from my 10.00

Downloaded from www.Manualslib.com manuals search engine Initiate basic
setting
Page 01
-
264 ,
perform
display
group
numbers
060, 063,
066 and 069
Стр. 3из 17 Electrical/electronic components and installing locations

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Repair Manual,
Brake System, Repair
Group 45; Removing
and installing parts of
ESP system 4 -
Sensor for
transverse
acceleration -
G200-

Vehicles with
ABS/EDL/ASR/ESP
only

Location:
Under
instrument
panel next to
steering
column

Checked by
OBD

Can be
checked via
read
measured
value block
Page 01
-240
Observe
installation
instructions
When the
sensor for
transverse
acceleration -
G200- is
replaced, a
zero
compensation
must be
performed

Initiate basic
setting
Page 01
-264 ,
perform
display group
number 063
Стр. 5из 17 Electrical/electronic components and installing locations

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Repair Manual,
Brake System,
Repair Group 45 5 -
Longitudinal
acceleration
sensor -G251-

Vehicles with
4MOTION
only

Location: On
right A pillar
at height of
instrument
panel

Checked by
OBD

Can be
checked via
read
measured
value block
Page 01
-
240
Observe
installation
instructions
When the
lateral
acceleration
sensor -
G251- is
replaced, a
zero
compensation
must be
performed

Initiate basic
setting
Page 01
-
264 ,
perform
display
group
number 069
Стр. 6из 17 Electrical/electronic components and installing locations

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unit -G419- is
replaced, a
zero
compensation
must be
performed

Initiate basic
setting
Page 01
-264 ,
perform
display group
numbers 063
and 069
1) 4Motion
vehicles with
Haldex clutch
only
Стр. 8из 17 Electrical/electronic components and installing locations

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Repair Manual,
Brake System, Repair
Group 47; Assembly
overview: Brake
booster/brake master
cylinder for vehicles
with
ABS/EDL/ASR/ESP 7 -
Sender 1 for
brake booster -
G201-

Vehicles with
ABS/EDL/ASR/ESP
only

Checked by
OBD

Can be
checked via
read
measured
value block
Page 01
-240
Removing and
installing
When the
sender 1 for
brake booster
-G201- is
replaced, a
zero
compensation
must be
performed

Initiate basic
setting
Page 01
-264 ,
perform
display group
number 066
Стр. 9из 17 Electrical/electronic components and installing locations