1998 VOLKSWAGEN JETTA check engine

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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
21 - Voltage
supply for
V.A.G 1551,
connector
T16
1)
Ignition
switched off
- Connect hand
multimeter V.A.G
1526 to connector
T16
1) using adapter
set V.A.G 1594 10.0 -14.5 V

Electrical Wiring
Diagrams,
Troubleshooting &
Component
Locations binder - Check wiring using
wiring diagram
1) Diagnosis connector contact assignment Page 01-292
Стр. 36из 38 Electrical check of Mark 60

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Switch to measuring range:
Resistance measurement 200
Test
step V.A.G
1598
sockets Item tested Test conditions
- Additional
operations Specification
Measures for
deviations from
specification
22 - Resistance
of K wire for
V.A.G 1551,
connector
T16
1)
Ignition switched
off
- Disconnect multi-pin
connector from ABS
control module
(w/EDL) -J104
- Connect test box
V.A.G 1598/36
- Connect hand
multimeter V.A.G
1526 to contacts
T16/7
1) and T47/2 of
multi-pin connector of
ABS control module
(w/EDL) -J104- using
cables from adapter
set V.A.G 1594 Max. 1.5
Electrical Wiring
Diagrams,
Troubleshooting &
Component
Locations binder - Check wiring
using wiring
diagram
1) Diagnosis connector contact assignment Page 01-292
Стр. 37из 38 Electrical check of Mark 60

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Switch to measuring range:
Resistance measurement (200 )
Test
step V.A.G
1598
sockets Item tested Test
conditions
- Additional
operations Specification
Measures for
deviations from
specification
23 14 + 38 Coding bridge for
ABS and
ABS/EDL/ASR
front wheel drive
Ignition
switched
off 0.0 -1.0
12 + 38 Coding bridge for
ABS/EDL/ASR/ESP
front wheel drive
12 + 9 Coding bridge for
ABS/EDL/ASR/ESP
4MOTION

Electrical Wiring
Diagrams,
Troubleshooting &
Component
Locations binder - Check wiring
using wiring
diagram
Стр. 38из 38 Electrical check of Mark 60

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EBD
Electronic brake pressure distribution

EDL
Electronic differential lock

On Board Diagnostic (OBD)
The capability of the control module:

Recognize Diagnostic Trouble Codes
(DTCs)

React to DTCs

Store DTCs
and make them available in the Measured
value block. Further information on this can be
found in Self-study programs and test unit
instruction manual.

Performing On Board Diagnostic (OBD)
Connecting the Scan Tool to be able to check
the DTC memory. Further information on this
can be found in Self-study programs and test
unit instruction manual.

Performing electrical check
A targeted check of the electronic components
by performing certain measurements.
Стр. 2из 6 Definitions