1998 ISUZU TROOPER sensor

WIRING SYSTEM 8D – 423
Circuit Diagram (RHD 4JG2)-1
%38
6
C-3910H-41
0.5
B/R0.5
B 0.5
B/R
B
EG
F
D
A
FENDER-RH
H-514E-20
2A 0.5
Y 0.5
L/Y0.5
L/Y
1
E-2016H-5H-93
0.5
LG/W0.5
LG/W
0.3
LG/W0.3
LG/W 0.5
LG/W0.5
R/W
SPEEDO-
METER
RESET
SWTACHOMETERENGINE
COOLANT
TEMPERATURE
GAUGEFUEL
GAUGEOIL
PRESSURE
GAUGE FUSE C-15
3
E-20125H-9
15H-5
VEHICLE
SPEED SENSOR
I-10
0.5
Y/B0.5
Y/B0.5
Y/B
1
E-191 4H-24
4H-5I-10
QOS-III
CONTROL
UNIT
(9)QOS/EGR
CONTROL
UNIT
(16)0.5
BR
0.5
BR
0.5
BR
0.5
BP15
H-9
6H-49I-9
1E-36
0.5
Y/R
14H-2520I-10
ENGINE
COOLANT
TEMPERATURE
UNIT TACHO
SENSOR
0.5
Y/V0.5
LB 0.5
Y/V0.5
Y/B
1E-217 19H-9
2H-5
2
E-23H-5
C
0.5
BP 0.5
BP
6
C-39
FENDER-RH4H-42
I-10
OIL
PRESSURE
UNIT
8
I-10
METER
ODO/TRIP
METER
E-36
2
10H-4C

8D – 428 WIRING SYSTEM
D08RW730
Circuit Diagram (RHD 4JG2)-6
BODY-LH BODY-LH TAIL RELAY
(4)
(W/O SUNROOF) STARTER SW
(ACC)
AMBIENT TEMPERATURE
SENSOR
0.5
B
2.0
B 2.0
B 2.0
B 0.5
P/G0.5
G/R0.5
G/R
0.5
O/G0.5
O/G3.0
L/B
0.5
P/G 0.5
P/L0.5
P/L
0.5
P/G 0.5
P/L0.85
B
4
H-21 4 6
H-21 H-21H-21
H-7
C-9L-5
5
8
H-212
3
H-78
2
C-91L-5
4 L-53
L-51 1
H-213
L-5
B-2 B-2
MULTI METER
C-11 10A
AUDIO(ACC), MIRROR

WIRING SYSTEM 8D – 431
D08RW924
Circuit Diagram (LHD 6V*1 W/O T.O.D)-1
8
C-3910H-42
0.5
B/R0.5
B/R 0.5
B/R
B
DC
A
FENDER-RH
H-104M-10
2A
I 0.5
L/Y0.5
L/Y0.5
L/Y
1
M-109H-105H-24
0.5
LG/W0.5
LG/W
0.5
LG/W0.5
LG/W 0.5
LG/W0.5
R/W
SPEEDO-
METER
RESET
SWTACHOMETERENGINE
COOLANT
TEMPERATURE
GAUGEFUEL
GAUGEOIL
PRESSURE
GAUGE FUSE C-15
3
M-10145H-9
11H-10
VEHICLE
SPEED SENSOR
I-10
0.5
Y/B0.5
Y/B0.5
Y/B
1
E-191 4H-9
11H-6I-10
8
H-8
PCM
(D7)CRUISE CONTROL
UNIT(9)0.5
B/R
18
H-9
PCM
(C10)9I-9
0.5
Y/R
13H-2620I-10
ENGINE
COOLANT
TEMPERATURE
UNIT
0.5
Y/G0.5
Y/B0.5
Y/B
1E-212 19H-9
10H-6I-10
OIL
PRESSURE
UNIT
8
I-10
METER
ODO/TRIP
METER

8D – 436 WIRING SYSTEM
Circuit Diagram (LHD 6V*1 W/O T.O.D)-6
D08RW929
BODY-RH BODY-RH TAIL RELAY
(4)
(W/O SUNROOF) STARTER SW
(ACC)
AMBIENT TEMPERATURE
SENSOR
0.5
B
2.0
B 2.0
B 2.0
B 0.5
P/G0.5
G/R0.5
G/R
0.5
O/G0.5
O/G3.0
L/B
0.5
P/G 0.5
P/L0.5
P/L
0.5
P/G 0.5
P/L0.85
B
4
H-21 4 6
H-21 H-21H-21
H-7
C-9L-5
5
8
H-212
20
H-711
2
C-91L-5
4 L-53
L-51 1
H-213
L-5
B-1 B-1
MULTI METER
C-11 10A
AUDIO(ACC), MIRROR

WIRING SYSTEM 8D – 437
D08RW915
Circuit Diagram (LHD 4JG2)-1
8
C-3910H-41
0.5
B/R0.5
B 0.5
B/R
B
EG
F
D
A
FENDER-RH
H-514E-20
2A 0.5
Y 0.5
L/Y0.5
L/Y
1
E-2016H-5H-245
0.5
LG/W0.5
LG/W
0.3
LG/W0.3
LG/W 0.5
LG/W0.5
R/W
SPEEDO-
METER
RESET
SWTACHOMETERENGINE
COOLANT
TEMPERATURE
GAUGEFUEL
GAUGEOIL
PRESSURE
GAUGE FUSE C-15
3
E-20145H-9
15H-5
VEHICLE
SPEED SENSOR
I-10
0.5
Y/B0.5
Y/B0.5
Y/B
1
E-191 4H-9
4H-5I-10
QOS-III
CONTROL
UNIT
(9)QOS/EGR
CONTROL
UNIT
(16)0.5
BR
0.5
BR
0.5
BR
0.5
BP18
H-9
6H-49I-9
1E-36
0.5
Y/R
13H-2620I-10
ENGINE
COOLANT
TEMPERATURE
UNIT TACHO
SENSOR
0.5
Y/V0.5
LB 0.5
Y/V0.5
Y/B
1E-212 19H-9
2H-5
2
E-23H-5
C
0.5
BP 0.5
BP
7
C-39
FENDER-RH4H-42
I-10
OIL
PRESSURE
UNIT
8
I-10
METER
ODO/TRIP
METER
E-36
2
10H-4C

8D – 442 WIRING SYSTEM
D08RW919
Circuit Diagram (LHD 4JG2)-6
BODY-RH BODY-RH TAIL RELAY
(4)
(W/O SUN ROOF) STARTER SW
(ACC)
AMBIENT TEMPERATURE
SENSOR
0.5
B
2.0
B 2.0
B 2.0
B 0.5
P/G0.5
G/R0.5
G/R
0.5
O/G0.5
O/G3.0
L/B
0.5
P/G 0.5
P/L0.5
P/L
0.5
P/G 0.5
P/L0.85
B
4
H-21 4 6
H-21 H-21H-21
H-7
C-9L-5
5
8
H-212
20
H-711
2
C-91L-5
4 L-53
L-51 1
H-213
L-5
B-1 B-1
MULTI METER
C-11 10A
AUDIO(ACC), MIRROR

WIRING SYSTEM 8DÐ445
Diagnosis
1. Speedometer
1-1. Speedometer and Odometer Do Not Function
·DOES THE CAR SPEED SENSOR OUTPUT IN
4 PULSES/1 ROTATION?
YES
·ARE THE CIRCUITS BETWEEN THE VEHICLE SPEED
SENSOR AND THE METER, AND THE FUSE C-10
(10 A) AND THE GROUND NORMAL?
YES
REPLACE THE VEHICLE SPEED SENSOR
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT IN THE CIRCUIT
NO
REPLACE THE METER ASSEMBLY
1-2. Speedometer Does Not Function (Odometer is Normal)
REPLACE THE METER ASSEMBLY
1-3. Odometer Does Not Function (Speedometer is Normal)
REPLACE THE METER ASSEMBLY

8DÐ446 WIRING SYSTEM
1-4. Speedometer Needle Fluctuations (May Be Wide Fluctuation)
·DOES THE VEHICLE SPEED SENSOR OUTPUT
NORMALLY?
YES
THE OSCILLOSCOPE WAVEFORM IS DEFORMEDREPLACE THE METER ASSEMBLY
REPLACE THE VEHICLE SPEED SENSOR OR REPAIR
A POOR CONNECTION AT THE CONNECTORS IN THE
CIRCUIT OR A FAILURE IN THE CABLE HARNESS
NO
1-5. Speedometer Needle Jumps Erratically
·DOES THE VEHICLE SPEED SENSOR OUTPUT
NORMALLY?
YES
AN ABNORMAL PERIODIC WAVEFORM IS OUTPUT BY
OSCILLOSCOPEREPLACE THE METER ASSEMBLY
REPLACE THE VEHICLE SPEED SENSOR, OR REPAIR
A POOR CONNECTION AT THE CONNECTORS IN THE
CIRCUIT OR A FAILURE IN THE CABLE HARNESS
NO