Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 1545
8-280 ELECTRICAL-BODY AND CHASSIS
1. All the doors do not lock and unlock
CheckpointTrouble Cause
Count
ermeasure
Reinstall or replace the fuse
No. CB-15 (20A)
Poor fuse contact or blown
NG
Repair grounding point
(
B-28
) contact
Grounding point (
B-28
)
Poor grounding point contact
Repair open circuit or
connector contact
Voltage between the driver’s
side power window & door
lock SW harness side
connector terminal 9
D-5
and the ground (Should be
battery voltage present)
Open circuit or poor connector
contact
NG
NG
OK
OK
OK
Fuse No. CB-15 (20A, Fuse
box)
Repair open circuit or
connector contact
Open circuit or poor connector
contact
NG
Replace the driver’s side
power window & door lock
SW.
Driver’s side power window &
door lock SW. function
SW. malfunction
NG
OK
Continuity between 5
D-5
and
B-28
2. All the doors do not get locked (or unlocked)
Repair open circuit or
connector contact
Open circuit or poor connector
contact
NG
Replace the driver’s side
power window & door lock
SW.
Driver’s side power window &
door lock SW. function
SW. malfunction
NG
OK
Continuity between the driver’s
side power window & door
lock SW harness side
connector terminals 6
D-5
and 8
D-5
ELECTRICAL-BODY AND CHASSIS 8-281
3. Driver’s side door does not get locked (or unlocked)
CheckpointTrouble Cause
Count
ermeasure
Replace the door lock SW.
Door lock SW. function
SW. malfunction
NG
4. FRT passenger’s side door does not get locked (or unlocked)
Replace the FRT passenger’s
side door lock actuator
FRT passenger’s side door
lock actuator function
Actuator malfunction
NG
5. RR door-RH does not get locked (or unlocked)
Replace the RR door lock
actuator-RH
RR door lock actuator-RH
function
Actuator malfunction
NG
6. RR door-LH does not get locked (or unlocked)
Replace the RR door lock
actuator-LH
RR door lock actuator-LH
function
Actuator malfunction
NG
7. Door lock does not operate when operated from the driver’s seat side
Repair grounding point
(
B-28
) contact
Poor grounding point contact
NG
Replace the door lock SW.
Continuity between the door
lock SW. side connector
terminals 1
D-4
and 2
D-4
when the SW is locked and
between is unlocked 3
D-4
and 2
D-4
when the SW.
SW. malfunction
NG
OK
Grounding point (
B-28
)
8-282 ELECTRICAL-BODY AND CHASSIS
REMOVAL AND INSTALLATION
DRIVER SEAT SIDE POWER WINDOW &
DOOR LOCK SWITCH
Removal
1. Remove the switch by pushing the spring with the tip of a
screwdriver.
2. Disconnect the connector.
Installation
To install, follow the removal steps in the reverse order.
DRIVER’S SIDE DOOR LOCK SWITCH
Removal
1. Door Lock ASM
• Refer to the removal steps of the DOORS in section 10
“BODY”.
2. Door Lock Switch
Installation
To install, follow the removal steps in the reverse order.
ELECTRICAL-BODY AND CHASSIS 8-283
FRT PASSENGER’S SIDE DOOR LOCK
ACTUATOR
Removal
1. Door Lock ASM
• Refer to the removal steps of the DOORS in Section 10
“BODY”.
2. Door Lock Actuator
• Remover the actuator fixing bolts.
• Disconnect the door lock link rod.
• Disconnect the actuator connector.
Installation
To install, follow the removal steps in the reverse order.
RR DOOR LOCK ACTUATOR-LH & RH
Removal
1. Door Lock ASM
• Refer to the removal steps of the DOORS in section 10
“BODY”.
2. Door Lock Actuator
• Remove the actuator fixing bolts.
• Disconnect the door lock link rod.
• Disconnect the actuator connector.
Installation
To install, follow the removal steps in the reverse order.
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