2007 ISUZU KB P190 turn signal

8A-230 ELECTRICAL-BODY AND CHASSIS
TURN SIGNAL LIGHT AND HAZARD WARNING LIGHT
1. Turn signal light does not light on both sides (RH and LH)

Checkpoint Trouble Cause Countermeasure



Replace the flasher unit

Flasher unit malfunction

NG

Repair or replace the
combination switch
Turn signal switch continuity
between connector
5
B60 - 6 B60 and
5
B60 - 7 B60 when
turn signal switch operates
Short circuit between
connector 3
B61 - 1 B61
when turn signal switch
operates with starter switch
in “ON” position (Turn
signal light should be ON)

Poor switch point contact or
faulty switch

NG
OK

Reinstall or replace fuse No.
EB16 (10A)

Fuse No. EB16 (10A, Fuse
box)

Poor fuse contact or blown
fuse

NG
OK
OK

Repair open circuit or
connector contact
Continuity between
connector 2
B61 -ground
(Should be continuity)


Open circuit or poor connector
contact

NG




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ELECTRICAL-BODY AND CHASSIS 8A-231
2. Turn signal light does not light on one side (RH or LH)

Checkpoint Trouble Cause Countermeasure



Repair open circuit or
connector contact

Open circuit or poor connector
contact

NG
(LH)
Continuity between
1
C25 - 6 B60 (FRT),
1
C35 - 6 B60 (SIDE)
1
F6 - 6 B60 (RR)
(RH)
Continuity between
1
C22 - 7 B60 (FRT),
1
C1 - 7 B60 (SIDE)
1
F5 - 7 B60 (RR)

Repair or replace the
combination switch

Turn signal switch continuity

Poor switch point contact or
faulty switch

NG
OK
OK

Repair open circuit or
connector contact

Open circuit or poor connector
contact

NG



3. Hazard warning light does not light



Repair or replace the hazard
SW .

Hazard SW . malfunction

NG
Voltage between 5
B16 -
ground (Should be battery
voltage present)

Hazard SW . continuity


Reinstall or replace the fuse
No. EB-16 (10A)

Fuse No. EB16 (10A, Relay
and fuse box)

Poor fuse contact or blown
fuse

NG
OK
OK

Repair open circuit or
connector contact
Open circuit or poor
connector contact between
fuse No. EB16 (10A) -
5
B16
NG



4. Flashing rate too fast (One side)

Replace the bulb or repair
open circuitInspect bulbBurned out bulb
NG


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8A-236 ELECTRICAL-BODY AND CHASSIS
HIGH MOUNTED STOPLIGHT
Remove the bulb socket
1. Remove the high mounted stoplight ASM. • Remove the screws.
• Disconnect the connector.

2. Remove the bulb socket.
• Turn the bulb
1 counterclockwise to remove it.


Installation
Follow the removal procedure in the reverse order to install the
rear combination light.
Pay close attention to the important points mentioned in the
following paragraphs.



Bulb
Be absolutely sure that each bulb is correctly installed.
This will prevent a poor contact and an open circuit.



DOOR MIRROR - TURN SIGNAL LIGHT
Removal
1. Pull the lower outside corner of the mirror toward you.





RUW 580SH000701
2. Press the blade of an ordinary screwdriver (2) into the
mirror outside groove near the mirror base hole (1).

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ELECTRICAL-BODY AND CHASSIS 8A-237


RUW 580SH000801
3. Turn the blade of the screwdriver 90 degrees to separate
the parts (1).



RUW 580SH000901
4. Use an ordinary screwdriver inserted into the inner groove
(1) of the outside mirror case to pry off the outside panel (it
pasts up on butyl tape). Do this at 5 points around the
groove.



RUW 580SH001001
5. Insert an ordinary screwdriver into the inner groove (1) of
the door mirror - turn signal light. Pry the light free.
6. Disconnect the connector (2).





Installation
Follow the removal procedure in the reverse order to install the
door mirror - turn signal light.
Pay close attention to the important points mentioned in the
following paragraphs.

SIDE TURN LIGHT
Removal
1. Remove the lens 1.
• Pull the light/bulb toward you while pushing the light
housing in the rear direction of the vehicle to release its
lock.
• Remove the socket by turning it counterclockwise.
2. Pull the bulb
2 to remove it.


Installation
Follow the removal procedure in the reverse order to install the
side turn light.
Pay close attention to the important points mentioned in the
following paragraphs.


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8A-238 ELECTRICAL-BODY AND CHASSIS

Bulb
Be absolutely sure that the side turn light bulb is correctly
installed.
This will prevent a poor contact and an open circuit.




A Type
RTW 780SH002101















REAR COMBINATION LIGHT
Turn Signal Light
Removal
1. Open the tail gate.
2. Remove the screws.
3. Remove the rear combination light assembly.



B Type
RTW 580SH000401



A Type
RTW 780SH001301

4. Turn the bulb 1 counterclockwise to remove it.




B Type
RTW 78ASH002501

Installation
Follow the removal procedure in the reverse order to install the
rear combination light.
Pay close attention to the important points mentioned in the
following paragraphs.

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ELECTRICAL-BODY AND CHASSIS 8A-239

Bulb
Be absolutely sure that the rear combination light bulb is
correctly installed.
This will prevent a poor contact and an open circuit.


RTW 780SH000901
This illustration is based on RHD model
TURN SIGNAL LIGHT SWITCH
Removal
1. Disconnect the battery ground cable.
2. Remove the steering wheel
1.
Refer to the “STEERING” Section of this Manual.
3. Remove the instruments panel lower cover
2.
4. Remove the steering column cover
3.




RTW 780SH001001
This illustration is based on RHD model
5. Disconnect the connector.
6. Remove the turn signal switch from the steering shaft.




Installation
Follow the removal procedure in the reverse order to install the
turn signal switch (lever).
Pay close attention to the important points mentioned in the
following paragraphs.



Connector
Be absolutely sure that the turn signal switch connector is
securely connected.
This will prevent a poor contact and at an open circuit.




A Type
RTW 780SH002101

REAR COMBINATION LIGHT
Backup Light
Removal
1. Open the rear gate.
2. Remove the screws.
3. Remove the rear combination light assembly.

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ELECTRICAL-BODY AND CHASSIS 8A-243


RTW 78ASH002001


A Type
RTW 78ASH002101
3. Push the horn switch area1 and area-2. At that time check
the audible noise from each snap stud. (Should be no noise
present)
4. Enable the SRS (Refer to “Enabling the SRS” in Section 9A).




B Type
RTW 780SH003101


INSPECTION AND REPAIR





Switch side Harness side
B60 B60

TURN SIGNAL SWITCH
Lighting Switch Connections
Terminal No.
SW position 5 6 7
Left

Neutral

Right
Turning
direction


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ELECTRICAL-BODY AND CHASSIS 8A-365




Connector
Ter- No.

minal No.
B23
1 Power ground
2 Cruise main
3 Charge
4 Brake
5 ABS control unit
6 Fuel consumption
7 Tachometer pulse
8 Speedometer pulse
9 Rheostat
10 Taillight relay
11 -
12 -
13 Ambient temperature sensor
14 Seat belt
15 Key remind switch
16 Engine coolant temperature sensor
17 Fuel gauge unit and sender
18 Fuel level
19 Sedimenter
20 Door ajar
21 Power drive
22 3rd start
23 Fuel filter
24 Cruise set
25 Check trans
26 SVS
27 4W D
28 4W D - L
29 A/T oil temperature
30 Check 4W D
31 CAN (+)
32 CAN (-)
33 Turn signal - LH
34 ABS
35 Glow
36 -
37 Hi – beam (+)
38 Check engine
39 Oil pressure
40 SRS control unit

Connector
Ter- No.
minal No.
B24
1 Signal ground
2 SRS ground
3 A/T shift indicator “3”
4 A/T shift indicator “D”
5 A/T shift indicator “N”
6 A/T shift indicator “R”
7 A/T shift indicator “P”
8 Ignition
9 Ambient temperature sensor
10 RR fog light
11 FRT fog light
12 A/T shift indicator “2”
13 A/T shift indicator “L”
14 Turn signal - RH
15 Door SW - driver
16 Power source



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