engine ISUZU KB P190 2007 Workshop Repair Manual

ELECTRICAL-BODY AND CHASSIS 8A-369
Low Fuel Indicator Light
1. Disconnect the fuel gauge unit wire connector.
2. Turn the key switch on. Check that the bulb lights.
If operation is not correct, remove and check the bulb or circuit.
or If check whether low fuel turns on fuel input (B-24) at the
time of open and key on.
∗ meter is check at low fuel



RTW 78ASH001501




Check level sensor operation
1. Remove the fuel gauge unit.
2. Apply battery voltage between terminal (B) and (C) through a 1.12 watt bulb. Check that the bulb lights.
Note:
It will take a short time for the bulb light.
3. Submerge the sensor in fuel. Check that the bulb goes out.
If operation is not correct, replace the fuel tank unit.

BRAKE SYSTEM WARNING LIGHT
The brake system warning light comes on while the parking
brake is set and the engine run position.

RTW 48AMH000101


Note:
The parking brake indicator light circuit is designed to
prevent driving of the vehicle with the parking brake on.
It does not indicate the condition of the parking brake
system.

The parking brake switch is in parallel with the brake fluid
switch.


The brake system warning light also comes on when reservoir
brake fluid level falls below the specified limit with the parking
brake released and the engine run position.

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ELECTRICAL-BODY AND CHASSIS 8A-611


No. Connector face No. Connector face
C1



Gray
Side turn light-RH C20



BlackHorn; high note
C2


Silver
Engine room-RH ground C21



BlackHorn; low note
C3


Black
Front wiper INT Relay C22



Front turn signal light STD-RH
C4


Sky blue
Front wiper motor C23



NOT USED
C5

~
C14 NOT USED C24



White
Pressure switch
C15


Gray
VSV FICD C24



BlackTriple pressure switch
C16


NOT USED C25



White
Front turn signal light STD-LH
C17


Gray
Front washer motor C26



BlackHeadlight STD-LH
C18


Black
Clearance light STD-RH C27



BlackClearance light STD-LH
C19


Black
Headlight STD-RH C28



Gray Headlight leveling acutuator STD-RH


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8A-612 ELECTRICAL-BODY AND CHASSIS


No. Connector face No. Connector face
C29




Headlight leveling acutuator STD-LH C40



BlackAccelerator pedal position sensor
C30


White
Engine hood switch C41

~
C43 NOT USED
C31



Blue
EGR VSV front C44



WhiteStoplight switch
C32


Blue
EGR VSV rear C45

~
C49 NOT USED
C33

~
C34 NOT USED C50



Black
Condenser fan
C35


Gray
Side turn light-LH C51

~
C52 NOT USED
C36



Silver
Engine room-LH; ground C53



Red ABS speed sensor front-RH
C37


Black
Brake fluid level switch C54



Red ABS speed sensor front-LH
C38

Light Gray
Vacuum switch C55



BrownThermo AMP
C39


White
Parking brake switch (stick type) C56
(C24SE)

ECM


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ELECTRICAL-BODY AND CHASSIS 8A-619


No. Connector face No. Connector face
E1



Gray
Oil pressure switch E9



Gray
T.D.C sensor
E2
(C24SE)


Magnetic clutch E10



SilverEngine ground
E3


Black
Magnetic clutch AC COMP E11


Natural greenNeutral switch
E4


Green
Generator E12


Natural greenNeutral switch
E5



TPS EGR E13



Gray Injector nozzle 1
E6
(C24SE)



Fuel injector (C24SE) E14



Gray
Injector nozzle 2
E6



Injector pump E15



Gray Injector nozzle 3
E7
(C24SE)



Fuel injector (C24SE) E16



Gray
Injector nozzle 4
E8
(C24SE)



Fuel injector (C24SE) E17



Silver
Generator (B)
E9
(C24SE)



Fuel injector (C24SE) E18
(C24SE)


Ignition coil


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8A-620 ELECTRICAL-BODY AND CHASSIS


No. Connector face No. Connector face
E19



Blue
Thermo meter unit E35



BlackMotor actuator
E20
~
E21 NOT USED E36




TACHO sensor
E22



Brown
TPS 1 main E37



Fuel cut solenoid
E23



Gray
TPS 2 main E38



BlackIntake throttle DC motor position
E24
~
E26 NOT USED E39



Black
Camshaft position (CAM) sensor
E27


Gray
Fuel temp sensor E40



BlackBarometric sensor
E28
~
E29 NOT USED E41
(4JH1-TC)


Black
W ater temperature sensor
E30


Gray
A/T speed sensor E41
(
4JJ1-TC)


Black
Engine coolant temperature sensor
E31


Gray
Turbine sensor E42


Natural greenBackup light switch
E32
~
E34 NOT USED E43


Natural green
Backup light switch


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8A-622 ELECTRICAL-BODY AND CHASSIS


No. Connector face No. Connector face
E67



Blue
Swirl control solenoid valve E77
(C24SE)

O2 sensor
E68
(C24SE)


Throttle position sensor E78

~
E80 NOT USED
E69



NOT USED E81




Speed sensor
E70
(C24SE)


IACV E82



NOT USED
E71



Gray
EGR brush DC motor position E83



Gray A/T fluid temperature sensor
E72
(C24SE)


Engine earth-A E84
(C24SE)

Knock sensor
E73


NOT USED E85
(C24SE)


MAP sensor
E74
(C24SE)


Engine earth-B E86



SilverThermo switch; QOS
E75
(C24SE)


Oil pressure switch E87



WhiteSolenoid CSD
E76


NOT USED E88



Silver
Thermo switch; EGR


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ELECTRICAL-BODY AND CHASSIS 8A-623


No. Connector face No. Connector face
E89



White

Immobilizer engine control unit E107




MAP sensor
E90


Black
ECM J1 E108



Blue Cylinder revolution
E92


Silver
Fuse & relay box E109



Blue SPGA
E94
~
E95 NOT USED E110



Brown
Backup light switch
E96


Black
Reverse switch E111



BrownNeutral switch
E97
~
E98 NOT USED E112



Gray
1st switch
E99


Black
O2 sensor-RH E113



Gray Clutch sleave cylinder
E100


Black
O2 sensor-LH E114

~
E115 NOT USED
E101

~
E105 NOT USED E116




Backup light switch
E106



EVRV: Turbo



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ELECTRICAL-BODY AND CHASSIS 8A-625


No. Connector face No. Connector face
H1



White
Battery (+) ~ Engine room H7



WhiteEngine room ~ INST
H2


NOT USED H7
(4JJ1-TC)


White
Engine room ~ INST
H3
(HFV6
4JH1-TC)

Gray
Battery (+) ~ Engine room H8



NOT USED
H3
(4JA1T- (L))

Battery (+) ~ Engine room H9



WhiteEngine room ~ Chassis
H4
(HFV6)
(C24SE)
White
Engine room ~ Mission H10

~
H11 NOT USED
H4
(4JH1-TC)


White
Engine ~ Engine room H12



WhiteINST ~ Roof
H4
(4JJ1-TC)


White
Engine ~ Engine room H13



NOT USED
H5
(HFV6
4JH1-TC)

White
Engine room ~ Mission H14



WhiteRear body ~ Rear door-LH
H5
(4JJ1-TC
4JA1T-(L))


White
Engine ~ Engine room H15
(HFV6
4JH1-TC)

Black
Engine room ~ Chassis
H6


White
Engine room ~ INST H15
(4JJ1-TC,
4JA1T-(L))

Black
Engine room ~ Chassis


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8A-626 ELECTRICAL-BODY AND CHASSIS


No. Connector face No. Connector face
H16



White
Rear body ~ Rear door-RH H29
(C24SE)

Battery (+) ~ Engine room
H17


Gray
Chassis ~ License plate light H30



NOT USED
H18



White
Engine room ~ INST H31
(C24SE)

Engine room ~ Mission
H19
~
H22 NOT USED H32
(C24SE)


Engine room ~ Rear body
H23


White
Engine ~ Engine room B H33



WhiteEngine ~ Engine room
H23
(4JA1T- (L))
White
Engine room B ~ T/misson H34



BlackEngine ~ Engine room
H24
~
H25 NOT USED H35



Gray
Trailer hitch
H26


Black
INST ~ Rear body H36



WhiteINST ~ Front door-RH
H27


NOT USED H37



White
INST ~ Front door-LH
H28


White
Sub harness connector H38



WhiteINST ~ Front door-RH


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ELECTRICAL-BODY AND CHASSIS 8A-627


No. Connector face No. Connector face
H39



White
INST ~ Front door-LH

H40



White
INST ~ Door-RH

H41

~
H43 NOT USED

H44



White
INST ~ Theft dtrnt W RG

H45



White
Engine room ~ INST

H47



White
Engine room ~ INST

H48



White
Engine room ~ INST

H49



Gray
Engine room ~ Chassis

H50




Engine & Mission ~





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