check engine light ISUZU TROOPER 1998 Service Repair Manual

WIRING SYSTEM 8DÐ401
System Check Procedure
STEP OPERATION ITEM TO BE CHECKEDITEM OF
REMARKS
MALFUNCTION
Be sure to lock door
with locking knob.
Activate alarm
device.
All doors are
unlocked.
With key set at unlock
position, check to see
if alarm stops.
All doors are
locked.
Activate alarm
device.
Activate alarm
device.
Only left rear door
is unlocked. Check to see if engine hood,
tailgate and doors are closed and
locked.
Check to see if indicator light
remains lit off.
Check to see if indicator light
flashes.
Check to see if dome light and
courtesy light illuminate.
Check to see if indicator light
changes from flashing to steadily
on.
Check to see if indicator light
turns off in about 10 seconds.
Check to see if alarm operates
(with headlight flashing, and horn
blaring intermittently.)
Check to see if alarm stops.
Check to see if indicator light
turns on.
Check to see if indicator light
goes off after about 10 seconds.
Check to see if alarm does not
operate.
Check to see if indicator light
turns on.
Check to see if indicator light
goes off after about 10 seconds.
Check to see if alarm starts. Turn starter key to ÒONÓ position.
Open windows fully.
Pull out starter key after turning it
back to ÒOFFÓ position.
Unlock left front door with locking
knob.
Open left front door. (And get out
of the vehicle.)
Close left front door.
Lock left front door.
Wait about 10 seconds
Unlock left front door with locking
knob.
Insert key into key cylinder of left
front door and turn it in unlock
direction.
Lock left front door.
Wait for about 10 seconds.
Unlock left front door with key.
Lock left front door with key.
Wait for about 10 seconds.
Unlock left rear door with locking
knob.K
A
B
C
D
E
B
C
F
B
C
D 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

8DÐ404 WIRING SYSTEM
STEP OPERATION ITEM TO BE CHECKEDITEM OF
REMARKS
MALFUNCTION
Activate alarm
device. Check to see if indicator light
goes off after about 10 seconds.
Check to see if alarm operates.
Check to see if alarm stops. Wait about 10 seconds.
Open engine hood with engine
hood release handle.
Insert key into starter switch and
turn it to ÒACCÓ position.C
I
J 45
46
47
NOTE:When the connector of the antiÐtheft & keyless entry control unit is disconnected, the starter is inoperative.
In the checking of short wheel base model, Step Nos. 16 through 21 and Step Nos. 31 through 36 are omitted.

WIRING SYSTEM 8DÐ405
TERMINAL
CONNECTIONCHECK
OPERATIONCIRCUIT
NO. ITEM CONDITION
1 FRT door switchÐLH, RH ContinuityOpen door Continuity
Close door No continuity
2 RR door switchÐLH, RH ContinuityOpen door Continuity
Close door No continuity
3Ñ Ñ Ð Ð
4 Door lock key switchÐLH, RH Continuity Lock with key Continuity
5 FRT door lock switchÐLH, RH Continuity Lock Continuity
6 Tailgate switch ContinuityOpen tailgate Continuity
Close tailgate No continuity
8 AntiÐtheft horn Voltage Ð Approx. 12V
10 Battery Voltage Ð Approx. 12V
11 Door switch ContinuityUnlock with locking knob Continuity
Lock with locking knob No continuity
12 Engine hood switch ContinuityOpen engine hood Continuity
Close engine hood No continuity
13 Detect switch ContinuityUnlock with key Continuity
Lock with key No continuity
14 Door lock key switch Continuity Unlock Continuity
15 FRT door lock switchÐLH, RH Continuity Unlock Continuity
16 Tamper switch Continuity Ð No continuity
17 Ground Continuity Ð Continuity
18 Starter switch Voltage Starter switch ÒACCÓ Approx. 12V
19 Indicator light Voltage Ð Approx. 12V
20 Dome light Voltage Dome light ÒDOORÓ position Approx. 12V
21 Anti-theft relay Voltage Ð Approx. 12V
22 Starter relay VoltageMode switch ÒPÓ or ÒNÓ Approx. 12V
Clutch pedal depressed Approx. 12V
Connector Check Table
Check the antiÐtheft & keyless entry control unit harness side connector BÐ20 by using a circuit tester.

METER AND GAUGE8E–9
Meter Assembly–Gasoline W/O TOD–2
Connector No. I–9
TerminalFunction
1A/T oil temp warning light
2Seat belt warning light
3Check trans warning light
4Brake warning light
5Check engine warning light
6Charge warning light
7Cigarette lighter illumination light
8Illumination controller
9Tachometer
10D position (A/T)
11—
12A/T shift indicator control unit
13—
142 position (A/T)
15Starter switch
16Cruise set indicator light
17Cruise main indicator light
184WD indicator light
19Ground (Gauge)
20—
21Winter drive indicator light
22Oil pressure warning light
23—
24Air bag warning light
25Power drive indicator light
26—
27—
28Turn signal indicator light (Left)
29—
30Ground
Connector No. I–10
TerminalFunction
1Turn signal indicator light (Right)
2L position (A/T)
3R position (A/T)
4Engine coolant temperature gauge
5Speedometer
6—
7—
8Battery (+)
9—
10Rear fog light
11P position (A/T)
12N position (A/T)
133 position (A/T)
14High-beam indicator light (–)
15High-beam indicator light (+)
16ABS indicator light
17—
18Fuel warning light
19Oil pressure gauge
20Fuel gauge
21—
22—

METER AND GAUGE8E–11
Meter Assembly–Gasoline W/TOD–2
Connector No. I–9
TerminalFunction
1—
2Air bag warning light
3A/T oil temp warning light
4Charge warning light
5Check engine warning light
6Check trans warning light
7Brake warning light
8—
9Tachometer
10—
11Turn signal indicator light (Left)
12A/T shift indicator control unit
132 position (A/T)
14D position (A/T)
15Rear (TOD)
16Auto (TOD)
17Check (TOD)
18Cruise set indicator light
19Cruise main indicator light
20Oil pressure warning light
21Front “1” (TOD)
22Front “2” (TOD)
23Front “3” (TOD)
24Cigarette lighter illumination light
25Illumination controller
26Starter switch
27—
28Winter drive indicator light
29Power drive indicator light
30—
Connector No. I–10
TerminalFunction
1Turn signal indicator light (Right)
2L position (A/T)
3R position (A/T)
4Check engine warning light
5Speedometer
6—
7—
8Battery (+)
9Engine coolant temperature gauge
10Ground
11P position (A/T)
12N position (A/T)
133 position (A/T)
14High beam indicator light (–)
15High beam indicator light (+)
16ABS indicator light
17—
18Fuel warning light
19—
20Fuel gauge
21Ground (Gauge)
22—

8F±1 BODY STRUCTURE
BODY AND ACCESSORIES
BODY STRUCTURE
CONTENTS
Service Precaution 8F±3. . . . . . . . . . . . . . . . . . . . . .
Frame 8F±3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Description 8F±3. . . . . . . . . . . . . . . . . . . . . .
Frame Dimensions (L W B) 8F±4. . . . . . . . . . . . . . .
Frame Dimensions (S W B) 8F±5. . . . . . . . . . . . . . .
General Description 8F±6. . . . . . . . . . . . . . . . . . . . .
Front Bumper 8F±6. . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±6. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±7. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±7. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Bumper Slider Bracket 8F±7. . . . . . . . . . . . . .
Removal 8F±7. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±7. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Bumper 8F±8. . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±8. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±8. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±9. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location (W/Rear Combination Light
and License Light) 8F±10. . . . . . . . . . . . . . . . . . . .
Removal 8F±10. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±11. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location (W/Rear Combination Light) 8F±12
Removal 8F±12. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±13. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Bumper Slider 8F±14. . . . . . . . . . . . . . . . . . . . .
Removal 8F±14. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±14. . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Description 8F±15. . . . . . . . . . . . . . . . . . . . .
Cowl Cover 8F±15. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±15. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±15. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±16. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Hood 8F±16. . . . . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±16. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±16. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Air Bulge 8F±17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±17. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±17. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±17. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Hood Hinge 8F±18. . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±18. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±18. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±18. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Hood Lock 8F±19. . . . . . . . . . . . . . . . . . . . . . . Parts Location 8F±19. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±19. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±20. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Radiator Grille And Front End Lower Panel 8F±20.
Parts Location 8F±20. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±20. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±21. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Fender Panel 8F±22. . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±22. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±22. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±23. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Body Mounting 8F±24. . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±24. . . . . . . . . . . . . . . . . . . . . . . .
Removal (No.1 ± No. 2) 8F±24. . . . . . . . . . . . . . . .
Removal (No. 3 Ð No. 6) 8F±25. . . . . . . . . . . . . . .
Installation 8F±26. . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Description 8F±27. . . . . . . . . . . . . . . . . . . . .
Body Dimension 8F±28. . . . . . . . . . . . . . . . . . . . . . . .
Instrument Panel Assembly 8F±48. . . . . . . . . . . . . . .
Parts Location 8F±48. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±49. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±53. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cross Beam Assembly 8F±54. . . . . . . . . . . . . . . . . . .
Parts Location 8F±54. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±54. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±55. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Door Assembly 8F±56. . . . . . . . . . . . . . . . . . . .
Parts Location 8F±56. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±56. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±56. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Door Assembly 8F±57. . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±57. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±57. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±58. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Door Strikers 8F±58. . . . . . . . . . . . . . . . . . . . . . . . . . .
Adjustment 8F±58. . . . . . . . . . . . . . . . . . . . . . . . . . .
Door Check Arm Assembly (Front & Rear) 8F±59. .
Parts Location 8F±59. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±59. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 8F±60. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Window Regulator, Glass And Glass
Run 8F±60. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parts Location 8F±60. . . . . . . . . . . . . . . . . . . . . . . .
Removal 8F±60. . . . . . . . . . . . . . . . . . . . . . . . . . . . .