1998 VOLKSWAGEN BORA wiring

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Switch to measuring range:
Voltage measurement (20 V =)
Test
step V.A.G
1598
sockets Item tested
Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
3 4 + 47 Voltage supply
(ignition/starter
switch) to ABS
Control Module
(w/EDL) -J104-
Ignition
switched
on 10.0 - 14.5 V
Electrical Wiring
Diagrams,
Troubleshooting &
Component
Locations binder - Check wiring using
wiring diagram
4 47 + 41 Function of brake
light switch -F- Ignition
switched
off
Brake
pedal not
depressed
0.0 - 0.5 V - Check brake light
switch -F- and read
measured value
block Page 01-
240 , Display group
number 003

- Depress
brake pedal Approx.
battery
voltage
Repair Manual,
Brake System,
Repair Group 46;
Brake pedal -
Assembly overview;
Adjusting brake light
switch
Electrical Wiring
Diagrams,
Troubleshooting &
Component
Locations binder - Adjusting brake
light switch
- Check wiring using
wiring diagram
Стр. 14из 38 Electrical check of Mark 60

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Switch to measuring range:
Resistance measurement (2 k )
Test
step V.A.G
1598
sockets Item tested Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
5 33 + 34 Resistance of
right front ABS
wheel speed
sensor -G45-
Ignition
switched
off 1.0 - 1.3 k
Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
If no malfunction can be
located in the wiring:
Repair Manual, Brake
System, Repair Group
45; Removing and
installing parts of ABS
system on front and rear
axles - Check wiring using
wiring diagram
- Wiggle wiring during
test
- Replace right front
ABS wheel speed
sensor -G45-
Стр. 15из 38 Electrical check of Mark 60

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Switch to measuring range:
Resistance measurement (2 k )
Test
step V.A.G
1598
sockets Item tested Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
6 45 + 46 Resistance of
left front ABS
wheel speed
sensor -G47-
Ignition
switched
off 1.0 - 1.3 k
Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
If no malfunction can be
located in the wiring:
Repair Manual, Brake
System, Repair Group
45; Removing and
installing parts of ABS
system on front and rear
axles - Check wiring using
wiring diagram
- Wiggle wiring during
test
- Replace left front ABS
wheel speed sensor -
G47-
Стр. 16из 38 Electrical check of Mark 60

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Switch to measuring range:
Resistance measurement (2 k )
Test
step V.A.G
1598
sockets Item tested Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
7 42 + 43 Resistance of
right rear ABS
wheel speed
sensor -G44-
Ignition
switched
off 1.0 - 1.3 k
Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
If no malfunction can be
located in the wiring:
Repair Manual, Brake
System, Repair Group
45; Removing and
installing parts of ABS
system on front and rear
axles - Check wiring using
wiring diagram
- Wiggle wiring during
test
- Replace right rear ABS
wheel speed sensor -
G44-
Стр. 17из 38 Electrical check of Mark 60

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Switch to measuring range:
Resistance measurement (2 k )
Test
step V.A.G
1598
sockets Item tested Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
8 37 + 36 Resistance of
left rear ABS
wheel speed
sensor -G46-
Ignition
switched
off 1.0 - 1.3 k
Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
If no malfunction can be
located in the wiring:
Repair Manual, Brake
System, Repair Group
45; Removing and
installing parts of ABS
system on front and rear
axles - Check wiring using
wiring diagram
- Wiggle wiring during
test
- Replace left rear ABS
wheel speed sensor -
G46-
Стр. 18из 38 Electrical check of Mark 60

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Functional check: ABS warning light -K47-
Test
step V.A.G
1598
sockets Item
tested
Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
13 - Function of
ABS
warning
light -K47-
Ignition
switched
on
- Switch on
ignition The ABS warning
light -K47- lights up
for approx. 2
seconds and goes
out again Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
Repair Manual,
Body Interior,Repair
Group 70; instrument
panel - Check wiring using
wiring diagram
- Malfunction in
instrument cluster
Стр. 21из 38 Electrical check of Mark 60

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Functional check: Warning light for brake system -K118-
Test
step V.A.G
1598
sockets Item tested
Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
14 - Function of
warning light
for brake
system -
K118-
Parking
brake not
applied
Brake fluid
level OK
Ignition
switched
on Warning light for
brake system -
K118- does not
light up

- Apply
parking brake Warning light for
brake system -
K118- lights up
Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
Repair Manual,
Body Interior,Repair
Group 70; instrument
panel - Check wiring using
wiring diagram
- Malfunction in
instrument cluster
Стр. 22из 38 Electrical check of Mark 60

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Functional check: ESP Control Lamp -K155-
Test
step V.A.G
1598
sockets Item
tested
Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
15 - Function of
ESP
control
lamp -
K155-
Ignition
switched
on
- Switch
ignition on ESP control lamp -
K155- lights up for 2
seconds and goes
out again Electrical Wiring
Diagrams,
Troubleshooting &
Component Locations
binder
Repair Manual,
Body Interior,Repair
Group 70; instrument
panel - Check wiring using
wiring diagram
- Malfunction in
instrument cluster
Стр. 23из 38 Electrical check of Mark 60