ISUZU KB P190 2007 Workshop Repair Manual
Manufacturer: ISUZU, Model Year: 2007, Model line: KB P190, Model: ISUZU KB P190 2007Pages: 6020, PDF Size: 70.23 MB
Page 5361 of 6020
ELECTRICAL-BODY AND CHASSIS 8A-423
CIRCUIT DIAGRAM 4JA1T (L) Sheet 2/2
RTW 78AXF010101
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Page 5362 of 6020
8A-424 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM C24SE (LHD)
RTW 780XF014001
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Page 5363 of 6020
ELECTRICAL-BODY AND CHASSIS 8A-425
CIRCUIT DIAGRAM HFV6 (LHD)
RTW 78AXF015301
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Page 5364 of 6020
8A-426 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM 4JJ1-TC/4JK1-TC 4JH1-TC G.EXP
RTW 78AXF028101
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Page 5365 of 6020
ELECTRICAL-BODY AND CHASSIS 8A-427
TROUBLESHOOTING
QUICK CHART FOR CHECK POINTS
Check Points
Trouble Mode Power
Window
& Door
Lock
Switch Power Window Switch
Power Window Motor
Driver’s
Side Passenger’s
Side RR-LH RR-
RH Driver’s
Side Passenger’s
Side RR-LH RR-
RH
All windows will not operate
Lock SW does not function Driver’s W indow:
W indow does not operate One-touch operation for
“DOW N” movement will not
operate
W indow operates in only
one direction
Front window on passenger
seat side:
W indow does not operate
W indow does not operate
when operating the driver’s
SW
W indow does not operate
when operating the
passenger’s SW
W indow does operate in
only one direction when
operating the driver’s SW
W indow does operate in
only one direction when
operating the passenger’s
seat side SW
Rear window on left (or right)
side:
W indow on left (or right)
side does not operate
W indow does not operate
when operating the driver’s
SW
W indow does operate in
only one direction when
operating the driver’s SW
W indow does operate in
only one direction when
operating the RR-LH (or
RH) side SW
Cable
Harness
Relay;
Power
Window
SBF9
C20
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8A-428 ELECTRICAL-BODY AND CHASSIS
1. All windows do not operate
Checkpoint Trouble Cause Countermeasure
Reinstall or replace the fuse
C20 (30A)
Poor fuse contact or blown
NG
Replace the circuit breaker
C20 (50A or 60A)
C20 (50A or 60A Fuse box)
function
Circuit breaker malfunction
Repair grounding points
contact
Grounding points C2
Poor grounding point contact
NG
NG
OK
OK
OK
Fuse C20 (30A, Fuse box)
Replace the power window
relay
Power window relay
malfunction
NG
Repair an open circuit or a
poor connection of the
connectors between 1
C108
and 2
B8
Voltage between the power
window relay harness side
connector terminal 2
B8
and the ground (Should be
battery v oltage present)
Open circuit or poor connector
contact
NG
OK
Power window relay function
OK
Repair an open circuit or a
poor connection of the
connectors between 1
B8
and 1
B56 and 6 D5
Open circuit or poor connector
contact
NG Voltage between 6 D5 and
the ground (Should be battery
v oltage present)
OK
Repair an open circuit or a
poor connection of the
connectors between 3
D5
and
C2 , or 3 B8 (12
C107 ) and C109
Open circuit or poor connector
contact
NG
Continued on the next page
Voltage between 3
D5 or 3
B8 and the ground
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ELECTRICAL-BODY AND CHASSIS 8A-429
Checkpoint Trouble Cause Countermeasure
Replace the driver seat side
power window & door lock
SW .
SW . malfunction
OK
NGDriver seat side power window
& door lock SW . function
Continued from the previous page
2. Lock switch does not function
Checkpoint Trouble Cause Countermeasure
Replace the driver seat side
power window & door lock
SW .
SW . malfunction
NGDriver seat side power window
& door lock SW . function
3. Window on the driver’s side does not operate
Checkpoint Trouble Cause Countermeasure
Replace the driv er seat side
power window & door lock
SW .
SW . malfunction
NG
Replace the driv er seat side
power window motor
Motor malfunction
NG
OK
Driv er seat side power
window & door lock SW .
function
OK
Repair open circuit or
connector contact
Open circuit or poor connector
contact
NG Continuity between 7 D5
and 1
D1 , or 8 D5 and 2
D1
1. Driv er seat side power window motor function
when connection the motor
connector 1
D1 to the
battery (+) terminal, and 2
D1 to the (-) terminal
(Should the motor rotate in the “UP” direction of the
window)
2. Driv er seat side power window motor function
when connecting the motor
connector 2
D1 to the
battery (+) terminal, and 1
D1 to the (-) terminal
(Should the motor rotate in the “DOW N” direction of
the window)
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8A-430 ELECTRICAL-BODY AND CHASSIS
REMOVAL AND INSTALLATION
This illustration is based on RHD RTW 780SH002601
DRIVER’S SIDE POWER WINDOW &
DOOR LOCK SWITCH
(2 DOOR MODELS)
Removal
1. Disconnect the battery ground cable.
2. Remove the screw in the pull cup with the tip of a screwdriver.
3. Remove the switch bezel by pushing the spring with the tip of a screwdriver.
4. Disconnect the connector.
ATTENTION:
When removing a switch bezel lift from the front in the
bezel.
It follows the front with the screwdriver.
The clip has broken when lifting from the rear in the bezel.
Installation
To install, follow the removal steps in the reverse order.
This illustration is based on RHD RTW 780SH002701
FRONT PASSENGER’S POWER WINDOW
SWITCH
(2 DOOR MODELS)
Removal
1. Disconnect the battery ground cable.
2. Removes the screw in the pull cup with the tip of a screwdriver.
3. Remove the switch bezel by pushing the spring with the tip of a screwdriver.
4. Disconnect the connector.
ATTENTION:
When removing a switch bezel lift from the front in the
bezel.
It follows the front with the screwdriver.
The clip has broken when lifting from the rear in the bezel.
Installation
To install, follow the removal steps in the reverse order.
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ELECTRICAL-BODY AND CHASSIS 8A-431
This illustration is based on RHD RTW 780SH002601
DRIVER’S SIDE POWER WINDOW &
DOOR LOCK SWITCH
(4 DOOR MODELS)
Removal
1. Disconnect the battery ground cable.
2. Removes the screw in pull cup with the tip of a screwdriver.
3. Remove the switch bezel by pushing the spring with the tip of a screwdriver.
4. Disconnect the connector.
ATTENTION:
When removing a switch bezel lift from the front in the
bezel.
It follows the front with the screwdriver.
The clip has broken when lifting from the rear in the bezel.
Installation
To install, follow the removal steps in the reverse order.
This illustration is based on RHD RTW 780SH002701
FRONT PASSENGER’S POWER WINDOW
SWITCH
(4 DOOR MODELS)
Removal
1. Disconnect the battery ground cable.
2. Removes the screw in pull cup with the tip of a screwdriver.
3. Remove the switch bezel by pushing the spring with the tip of a screwdriver.
4. Disconnect the connector.
ATTENTION:
When removing a switch bezel lift from the front in the
bezel.
It follows the front with the screwdriver.
The clip has broken when lifting from the rear in the bezel.
Installation
To install, follow the removal steps in the reverse order.
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Page 5370 of 6020
8A-432 ELECTRICAL-BODY AND CHASSIS
RTW 780SH002801
REAR POWER WINDOW & DOOR LOCK
SWITCH-LH & RH
Removal
1. Disconnect the battery ground cable.
2. Remove the screw in the pull cup with the tip of a screwdriver.
3. Remove the switch bezel by pushing the spring with the tip of a screwdriver.
4. Disconnect the connector.
ATTENTION:
When removing a switch bezel lift from the front in the
bezel.
It follows the front with the screwdriver.
The clip has broken when lifting from the rear in the bezel.
Installation
To install, follow the removal steps in the reverse order.
BACK TO CHAPTER INDEX TO MODEL INDEXISUZU KB P190 2007