ISUZU TF SERIES 2004 Workshop Manual
Manufacturer: ISUZU, Model Year: 2004, Model line: TF SERIES, Model: ISUZU TF SERIES 2004Pages: 4264, PDF Size: 72.63 MB
Page 971 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-313
PARTS LOCATION (LHD)
RTW48AXF019901
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8A-314 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM (RHD)
RTW48AXF029601
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ELECTRICAL-BODY AND CHASSIS 8A-315
CIRCUIT DIAGRAM (LHD)
RTW48AXF010501
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8A-316 ELECTRICAL-BODY AND CHASSIS
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 Window:
Window does not operate One-touch operation for
“DOWN” movement will not
operate
Window operates in only
one direction
Front window on passenger
seat side:
Window does not operate Window does not operate
when operating the driver’s
SW
Window does not operate
when operating the
passenger’s SW
Window does operate in
only one direction when
operating the driver’s SW
Window does operate in
only one direction when
operating the passenger’s
seat side SW
Rear window on left (or right)
side:
Window on left (or right)
side does not operate
Window does not operate
when operating the driver’s
SW
Window does operate in
only one direction when
operating the driver’s SW
Window does operate in
only one direction when
operating the RR-LH (or
RH) side SW
Cable
Harness Relay;
Power
Window
SBF-9
SBF-11
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ELECTRICAL-BODY AND CHASSIS 8A-317
DIESEL W/SRS MODEL
1. All windows do not operate
Checkpoint Trouble Cause Countermeasure
Reinstall or replace the fuse
SBF-11 (30A)
Poor fuse contact or blown
NG
Replace the circuit breaker
SBF-9 (50A)
SBF-9 (50A, Fuse box)
function
Circuit breaker malfunction
Repair grounding points
C-2
contact
Grounding points
C-2
Poor grounding point contact
NG NG OK
OK OK
Fuse SBF-11 (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
C-108
and 2
B-8
Voltage between the power
window relay harness side
connector terminal 2
B-8
and the ground (Should be
battery voltage 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
B-8
and 1
B-56 and 6 D-5
Open circuit or poor connector
contact
NG Voltage between 6 D-5 and
the ground (Should be battery
voltage present)
OK
Repair an open circuit or a
poor connection of the
connectors between 3
D-5
and
C-2 , or 3 B-8 (12
C-107 )
and C-2
Open circuit or poor connector
contact
NG
Continued on the next page
Voltage between
C-2 and
the ground
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8A-318 ELECTRICAL-BODY AND CHASSIS
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 driver seat side
power window & door lock
SW.
SW. malfunction
NG
Replace the driver seat side
power window motor
Motor malfunction
NG OK
Driver 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 D-5
and 1
D-1, or 8 D-5 and 2
D-1
1. Driver seat side power
window motor function
when connection the motor
connector 1
D-1 to the
battery (+) terminal, and 2
D-1 to the (-) terminal
(Should the motor rotate in
the “UP” direction of the
window)
2. Driver seat side power
window motor function
when connecting the motor
connector 2
D-1 to the
battery (+) terminal, and 1
D-1 to the (-) terminal
(Should the motor rotate in
the “DOWN” direction of the
window)
Page 977 of 4264
ELECTRICAL-BODY AND CHASSIS 8A-319
REMOVAL AND INSTALLATION
This photo is based on RHD
DRIVER SEAT SIDE POWER WINDOW &
DOOR LOCK SWITCH
(2 DOORS MODEL)
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 photo is based on RHD
FRONT PASSENGER’S POWER WINDOW
& DOOR LOCK SWITCH
(2 DOORS MODEL)
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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8A-320 ELECTRICAL-BODY AND CHASSIS
This photo is based on RHD
DRIVER SEAT SIDE POWER WINDOW &
DOOR LOCK SWITCH
(4 DOORS MODEL)
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 photo is based on RHD
FRONT PASSENGER’S POWER WINDOW
& DOOR LOCK SWITCH
(4 DOORS MODEL)
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.
REAR POWER WINDOW & DOOR LOCK
SWITCH-LH & RH
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.
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ELECTRICAL-BODY AND CHASSIS 8A-321
Installation
To install, follow the removal steps in the reverse order.
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8A-322 ELECTRICAL-BODY AND CHASSIS
DRIVER SEAT SIDE POWER WINDOW
MOTOR
Removal
1. Window Regulator ASM
Refer to the removal steps of the WINDOW
REGULATOR/POWER WINDOW MOTOR in Section
10 “BODY”.
2. Power Window Motor
Loosen the fixing bolts to remove the power windo
w
motor from the regulator.
Installation
To install, follow the removal steps in the reverse order.
FRONT PASSENGER’S POWER WINDOW
MOTOR
Removal
1. Window Regulator ASM
Refer to the removal steps of the WINDOW
REGULATOR/POWER WINDOW MOTOR in Section
10 “BODY”.
2. Power Window Motor
Loosen the fixing bolts to remove the power windo
w
motor from the regulator.
Installation
To install, follow the removal steps in the reverse order.
REAR POWER WINDOW MOTOR-LH &
RH
Removal and Installation
Refer to the “DRIVER SEAT SIDE POWER WINDOW
MOTOR” removal and installation steps in this section.