1998 OPEL FRONTERA Workshop Manual

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Page 4121 of 6000

OPEL FRONTERA 1998 Workshop Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2–38
Reference
Transfer connector pin assignment (connector on the
transfer case)
for inspection of transfer pins.
810RW310
No.NAMECONTENTS
1Ref. (Rer. )Rear speed

Page 4122 of 6000

OPEL FRONTERA 1998 Workshop Manual 4B2–39 DRIVE LINE CONTROL SYSTEM (TOD)
Checking Failed TOD Control Unit Pin
NOTE:
1. Unplug the ECU connector and the pins, unless
otherwise specified.2. Before removing the ECU, turn off the

4B2–39 DRIVE LINE CONTROL SYSTEM (TOD)
Checking Failed TOD Control Unit Pin
NOTE:
1. Unplug the ECU connector and the pins, unless
otherwise specified.2. Before removing the ECU, turn off the ignition switch.
3. If the standard values are not observed, check the
pins with other testers.
Check
Pin
No.Circuit to be
testedIgnition
Switch
PositionEngine
StateMultimeter
Scale/
RangeMeasure
between Pin
NumberStandard ValveNote
14D-G MAPOFFSTOP14, 19Continuity : OK
(Gasoline)
No continuity : OK
(Diesel)
20P-GNDOFFSTOP20, 19Continuity : OK
19GNDOFFSTOP19, GNDContinuity : OK
84H SWOFFSTOP8, 19No continuity (high,
4L) and continuity
(N) : OK
94L SWOFFSTOP9, 19No continuity (high)
and continuity (4L,
N) : OK
10AXLE SWONRUN10, 19Continuity : OKRemove ECU and start the engine. Move
the vehicle forth and back to connect axle
surely.
13DIAGOFFSTOP13 (TOD), 8
(DLC
Connector)Continuity : OKDLC connector terminal 8
25IND.aONSTOPDCV25 (+), 19 (–)8.0 14.5 VWhen the indicator lamp is turned off.
26IND.bONSTOPDCV26 (+), 19 (–)8.0 14.5 VWhen the indicator lamp is turned off.
27IND.cONSTOPDCV27 (+), 19 (–)8.0 14.5 VWhen the indicator lamp is turned off.
30CHECK
LAMPONSTOPDCV30 (+), 19 (–)8.0 14.5 VWhen the indicator lamp is turned off.
11ABS INONSTOPDCV11 (+), 19 (–)11 . 5 14.5 V
15Ref.ONSTOPDCV15 (+), 19 (–)5 9 VConnect ECU
24Ft.(+)ONSTOPDCV24 (+), 19 (–)0.7 6 VConnect ECU (off one tooth of speed
sensor ring) and move the vehicle making
sure of voltage change.
23Rr.(+)ONSTOPDCV23 (+), 19 (–)0.7 6 VConnect ECU (off one tooth of speed
sensor ring) and move the vehicle making
sure of voltage change.
18COM(-)ONSTOPDCV18 (+), 19 (–)0VConnect ECU
1VigONSTOPDCV1 (+), 19 (–)8 14.5 V
7BRAKEOFFSTOPDCV7 (+), 19 (–)8 14.5 VPress brake pedal
21TPSONSTOPDCV21 (+), 19 (–)0.2 4.6 VStep on the accelerator pedal and make
sure that voltage changes.
34WD OUTOFFSTOP3, 197 12 kDisconnect battery GND terminal
5ADC(+)OFFSTOP5, 1910 30 Disconnect battery GND terminal
4SOL(+)OFFSTOP4, 191.0 5.0 Disconnect battery GND terminal
124WD SWONSTOPDCV12 (+), 19 (–)SW OFF : 0 V
SW ON : 8.0 14.5 VSW OFF : Contact point open
SW ON : Contact point close
6LIGHTINGONSTOPDCV6 (+), 19 (–)SW OFF : 8.0 14.5
V
SW ON : 0 V
28AUTO INDIONSTOPDCV28 (+), 19 (–)TOD : 0 V
2H & 4L : 8.0 14.5
VConnect ECU
29RR INDIONSTOPDCV29 (+), 19 (–)0 VConnect ECU. When the indicator lamp is
turned on.

Page 4123 of 6000

OPEL FRONTERA 1998 Workshop Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2–40
Tech 2 Scan Tool
From 98 MY, Isuzu dealer service departments are
recommended to use Tech 2. Please refer to Tech 2 scan
tool user guide.
901RW180
Legen

Page 4124 of 6000

OPEL FRONTERA 1998 Workshop Manual 4B2–41 DRIVE LINE CONTROL SYSTEM (TOD)
Getting Started
Before operating the Isuzu PCMCIA card with the
Tech 2, the following steps must be performed:
1. The Isuzu 00 System PCMCIA card

Page 4125 of 6000

OPEL FRONTERA 1998 Workshop Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2–42
060RY00269

Page 4126 of 6000

OPEL FRONTERA 1998 Workshop Manual 4B2–43 DRIVE LINE CONTROL SYSTEM (TOD)
Diagnostic Trouble Codes
CodeTe c h 2 c o d e
(P code)ItemDiagnosisCheck flow No.
12—Start codeNormal—
13P1735RefShorted GND6
14P1731Front speed sensorIn

Page 4127 of 6000

OPEL FRONTERA 1998 Workshop Manual DRIVE LINE CONTROL SYSTEM (TOD) 4B2–44
Diagnosis from Trouble Codes
Diagnose the TOD based on the fault that has been
saved to the control unit according to the system
self-diagnostic functi

Page 4128 of 6000

OPEL FRONTERA 1998 Workshop Manual 4B2–45 DRIVE LINE CONTROL SYSTEM (TOD)
Check flowTrouble codePhenomenonStandard
214
(P1733)Front speed sensor signal open or
GND short, speed sensor com
open.0.3V > sensor voltage
NOTE: The followin

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