starter VOLKSWAGEN JETTA 1998 Service Manual
[x] Cancel search | Manufacturer: VOLKSWAGEN, Model Year: 1998, Model line: JETTA, Model: VOLKSWAGEN JETTA 1998Pages: 339, PDF Size: 2.35 MB
Page 55 of 339

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V.A.G 1551
print-out Possible cause
Repair
01312
Drive train data
bus faulty
1)
or:
ABS control module (w/EDL) -
J104- incorrectly coded
Engine control module
incorrectly coded
Repair group 01 for relevant
engine code - Check ABS control module
(w/EDL) -J104- coding Page 01
-
58
- Check engine control module
coding
Open circuit, short to positive or
Ground in the wiring - Check wiring and connections
using wiring diagram
- Perform electrical checks Page
01-102
Drive train data
bus faulty
1)
Sporadic
Ignition/starter switch turned
too slowly - Erase DTC memory Page 01-56
- No further measures required
- Inform customer
1) The DTC "Drive train data bus" will not cause the ABS warning light -K47- or warning light for
brake system -K118- to light up. The ABS function is retained over the complete range.
Стр. 32из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program
Page 301 of 339

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01-293
Contact
Wiring connection to component ...
1
Voltage supply fr om battery +
2
Connector T16/7, K wire
3
Longitudinal acceleration sens or -G251- sensor wire(4MOTION vehicles only)
Vacant (4MOTION vehicles with ESP-sensor unit -G419, vehicles from 11.01)
4
Voltage supply from igni tion/starter switch
5
Longitudinal acceleration se nsor -G251- Ground(4MOTION vehicles only)
Vacant (4MOTION vehicles with ESP-sensor unit -G419- , vehicles from 11.01)
6
Sensor for transverse acceleration -G200-
Voltage supply for ESP-sensor unit -G419-, vehicles from 02.02
7
Longitudinal acceleration se nsor -G251- voltage supply(4MOTION vehicles
only)
Vacant (4MOTION vehicles with ESP-sensor unit -G419- , vehicles from 11.01)
8
Vehicles with navi gation system only
9
Coding bridge to contact 12 (vehicle s with ABS/EDL/ASR/ESP 4MOTION
only)
10
Vehicles with navi gation system only
11
Data bus wire Wiring diagrams
12
Coding bridge to contact 9 (vehicles with ABS/EDL/ASR/ESP 4MOTION only)
Coding bridge to contact 38 (vehicles with ABS/EDL/ASR/ESP front wheel
drive only)
Стр. 6 из 38
Electrical check of Mark 60
Volkswagen Technical Site: http://v olkswagen.msk.ru http://vwts.info http://vwts.ru
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Page 305 of 339

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Test step overview
Component to be tested
Voltage supply for ABS hydraulic pump -V64- to ABS control module
(w/EDL) -J104- - Perform test
step 1
Voltage supply for valves in ABS hydraulic unit -N55- to ABS control
module (w/EDL) -J104- - Perform test
step 2
Voltage supply (ignition/starter switch) to ABS control module (w/EDL) -
J104- - Perform test
step 3
Function of brake light switch -F-
- Perform test
step 4
Resistance of right front ABS wheel speed sensor -G45-
- Perform test
step 5
Resistance of left front ABS wheel speed sensor -G47-
- Perform test
step 6
Resistance of right rear ABS wheel speed sensor -G44-
- Perform test
step 7
Resistance of left rear ABS wheel speed sensor -G46-
- Perform test
step 8
Voltage signal of right front ABS wheel speed sensor -G45-
- Perform test
step 9
Voltage signal of left front ABS wheel speed sensor -G47-
- Perform test
step 10
Voltage signal of right rear ABS wheel speed sensor -G44-
- Perform test
step 11
Стр. 10из 38 Electrical check of Mark 60
Page 309 of 339

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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