ISUZU AXIOM 2002 Service Repair Manual

ENTERTAINMENT8C±19
No COMPASS, CLOCK, FUEL CONSUMPTION, or SERVICE Display
StepActionValue(s)Ye sNo
11. Remove the connectors from the display unit.
2. Turn the ignition switch to the ON position.
Is there approximately 5 volts across terminal No.
I-12±1 (display unit harness connector)?
5VGo to Step 2Go to Step 5
2Remove the connectors form the display unit.
Is there battery voltage between the No. I-12±7
terminal and the No. I-12±16 terminal (display unit
harness connector)?
12VGo to Step 4Go to Step 3
3Repair open circuit between terminal No. I-12±7 and
terminal No. I-12±16.
Is the action complete?
ÐGo to Step 2Ð
4Replace the display unit.
Is the action complete?
ÐGo to Step 1Ð
5Remove the MID connectors.
Is there battery voltage between the No. I-13±7
terminal, the No. I-13±8 terminal, and the No. I-13±16
terminal (display unit harness connector)?
12VGo to Step 7Go to Step 6
6Repair open circuit between terminal No. I-13±7,
terminal No. I-13±8, and terminal No. I-13±16.
Is the action complete?
ÐGo to Step 5Ð
7Replace the MID
Is the action complete?
ÐGo to Step 1Ð

8C±20ENTERTAINMENT
No COMPASS Display
StepActionValue(s)Ye sNo
1Does ªÐº appear on the display?ÐGo to Step 2Go to Step 3
2Use the self-diagnosis mode to perform MID
self-diagnosis followed by GPS receiver and
gyro-sensor self-diagnosis.
Is the action complete?
ÐGo to Step 1Ð
3Replace the MID and/or DISPLAY.
Is the action complete?
ÐGo to Step 1Ð
No SERVICE Display
StepActionValue(s)Ye sNo
1Is SERVICE displayed?ÐGo to Step 3Go to Step 2
2Replace the MID and/or display.
Is the action complete?
ÐGo to Step 1Ð
3Does SERVICE display change?ÐGo to Step 4Go to Step 5
4CALENDER does not display
MID self-diagnosis followed by GPS receiver
self-diagnosis
Ð
Refer to
self-diagnosis
items
Ð
5MID self-diagnosis followed by GPS receiver
self-diagnosis
Ð
Refer to
self-diagnosis
items
Ð

ENTERTAINMENT8C±21
Other Trouble Symptom
ConditionPossible causeCorrection
Elapsed time does not displayAn open circuit between GPS
receiver and MID control unit.Repair an open circuit.
Fuel consumption does not displayMID control unit and/or DISPLAY
not functioning.Replace the MID control unit and/or
DISPLAY.
Possible turning distance does not
changeAn open circuit between MID control
unit No.I-13±6 terminal and PCM
No.E35±48 terminal.Repair an open circuit.
Average fuel consumption does not
displayAn open circuit between MID control
unit No.I-13±5 terminal and PCM
No.E35±8 or MID control unit
NO.I-13±15 terminal and vehicle
speed sensor terminal No.E43±3.Repair an open circuit.
Current fuel consumption does not
displayRefer to average fuel consumption
items.Repair an open circuit.
Compass does not changeAn open circuit between MID control
unit and GPS receiver or insufficient
signal output of gyro sensor.Repair an open circuit and/or replace
gyro sensor.
CALENDER does not displayMID control unit and/or display not
functioning.Replace the MID control unit and/or
DISPLAY.
SERVICE does not changeAn open circuit of the vehicle speed
sensor.Repair an open circuit.
Units cannot be changedMID not functioning.Replace the MID control unit.

8C±22ENTERTAINMENT
MID Circuit
D08R200053

ENTERTAINMENT8C±23
Harness Connector Faces
No.Connector face
E-35
E-43
I-12
I-13
I-16

8D±1
WIRING SYSTEM
AXIOM
BODY AND ACCESSORIES
WIRING SYSTEM
CONTENTS
Fuse, Relay and Diode 8D±2. . . . . . . . . . . . . . . . . . .
Relay / Fuse Box Location 8D±2. . . . . . . . . . . . . .
Relay / Fuse Box (Instrument Panel) 8D±3. . . . .
Relay / Fuse Box (Engine Room) 8D±4. . . . . . . .
Circuit Diagram 8D±5. . . . . . . . . . . . . . . . . . . . . . . . .
Fuse Block Circuit 8D±5. . . . . . . . . . . . . . . . . . . . .
Ground Location (Engine Room) 8D±6. . . . . . . .
Ground Location (Cabin) 8D±7. . . . . . . . . . . . . . .
Starter and Generator 8D±8. . . . . . . . . . . . . . . . . .
PCM±1 8D±9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PCM±2 8D±10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Headlight and Fog Light 8D±11. . . . . . . . . . . . . . . .
Turn, Hazard, Stop, Back Up, Horn and
A/T Shift Lock 8D±12. . . . . . . . . . . . . . . . . . . . . . . .
Dome Light, Luggage Room Light, Courtesy
Light, Spot Light, and Warning Buzzer 8D±13. . .
Power Window and Door Lock 8D±14. . . . . . . . . .
Alarm and Relay Control Unit 8D±15. . . . . . . . . . . Rear Wiper/Washer and Rear Defogger 8D±16. .
Audio, Clock, Cigarette Lighter and
ACC Socket 8D±17. . . . . . . . . . . . . . . . . . . . . . . . . .
MID 8D±18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Door Mirror 8D±19. . . . . . . . . . . . . . . . . . . . . . . . . . .
Meter 8D±20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Anti-theft with Keyless Entry 8D±21. . . . . . . . . . . .
Air Conditioning 8D±22. . . . . . . . . . . . . . . . . . . . . . .
ABS 8D±23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SRS±Air Bag 8D±24. . . . . . . . . . . . . . . . . . . . . . . . . .
Intelligent Suspension 8D±25. . . . . . . . . . . . . . . . . .
T.O.D 8D±26. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sunroof 8D±27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Illumination Light 8D±28. . . . . . . . . . . . . . . . . . . . . .
Windshield Wiper and Washer 8D±29. . . . . . . . . .
Power Seat 8D±30. . . . . . . . . . . . . . . . . . . . . . . . . . .
Seat Heater 8D±31. . . . . . . . . . . . . . . . . . . . . . . . . . .

8D±2
WIRING SYSTEM
Fuse, Relay and Diode
Relay / Fuse Box Location
810R200003
Legend
(1) Relay/Fuse Box (Engine Room)
(2) Relay/Fuse Box (Instrument Panel)

8D±3
WIRING SYSTEM
Relay / Fuse Box (Instrument Panel)
D08RY00529
Legend
(1) Fuse/Relay Box
(2) Diode
(3) Diode
(4) Tail Relay
(5) Not Used
(6) ACC Socket Relay
(7) Power Window Relay
(8) Not Used
(9) Rear Defogger Relay
(10) Fuse ACC Socket (15A)
(11) Fuse Audio (+B) (15A)
(12) Fuse Starter (10A)
(13) Fuse Tail (15A)
(14) Fuse Room Lamp (10A)
(15) Fuse Stop Lamp (15A)
(16) Fuse Door Lock (20A)
(17) Fuse Mirror Defogger (10A)(18) Fuse Rear Defogger (15A)
(19) Fuse Rear Defogger (15A)
(20) Fuse Meter (15A)
(21) Fuse ENG. (15A)
(22) Fuse IG. Coil (15A)
(23) Fuse Back Up (15A)
(24) Fuse ELEC. IG. (15A)
(25) Fuse RR Wiper (10A)
(26) Fuse FRT Wiper (20A)
(27) Fuse Audio (ACC) (10A)
(28) Fuse Cigar Lighter (15A)
(29) Fuse Anti-theft (10A)
(30) Fuse SRS (10A)
(31) Fuse (Not Used)
(32) Circuit Breaker Power Window (30A)
(33) Spare Fuse (20A)
(34) Spare Fuse (15A)
(35) Spare Fuse (10A)

8D±4
WIRING SYSTEM
Relay / Fuse Box (Engine Room)
D08R200046
Legend
(1) Fuse/Relay Box
(2) Option Box
(3) Diode (Not Used)
(4) Diode
(5) Heater Relay
(6) A/C Compressor Relay
(7) Headlamp Relay RH
(8) Not Used
(9) Fog Lamp Relay
(10) Not Used
(11) Not Used
(12) Thermo Relay
(13) Headlamp Relay LH
(14) Starter Relay
(15) ECM Main
(16) Fuel Pump Relay
(17) Not Used
(18) IG.1 (+B.1 60A)
(19) Main (100A)(20) ECM (30A)
(21) ABS (50A)
(22) IG.2 (+B.2 50A)
(23) Condenser Fan (30A)
(24) Hazard (15A)
(25) Horn (10A)
(26) ACG±S (10A)
(27) Seat Heater (15A)
(28) Blower (15A)
(29) Blower (15A)
(30) A/C (10A)
(31) Headlamp±LH (20A)
(32) Headlamp±RH (20A)
(33) Fog Lamp (15A)
(34) O
2 Sensor (20A)
(35) Fuel Pump (20A)
(36) ECM (15A)
(37) TOD (15A)
(38) Intelligent Suspension Relay (30A)
(39) Condenser Fan Relay

8D±5
WIRING SYSTEM
Circuit Diagram
Fuse Block Circuit
D08R200017