Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 1402

ELECTRICAL-BODY AND CHASSIS  8-173

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

)

8-174  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  8-175

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.

8-176  ELECTRICAL-BODY AND CHASSIS

  INSPECTION AND REPAIR

Harness side

Driver Seat Side Power Window & Door Lock
Switch

1. Harness Side Connector Circuit

Check  voltage  and  continuity  between  the  switch  harness

side connector terminals as shown in the following table.

Terminal

No.

Wire

color

Connecting to

Check item

Connecting

terminal

Check condition

Standard

Door lock SW

Driver seat

Lock

Continuity

(Lock)

side door

Unlock

No continuity

Door lock SW

Driver seat

Lock

No continuity

(Unlock)

side door

Unlock

Continuity

5

B

Ground

Continuity

5-Ground

-

Continuity

6

L/Y

Door lock

actuator (Lock)

(Resistance)

6-8

-

Continuity

There is some

resistance

8

Y/G

Door lock

actuator

(Unlock)

8-6

-

Continuity

There is some

resistance

9

LG/W

Fuse

CB-15 (20A)

Voltage

9- Ground

-

Battery voltage

(Approx. 12V)

3-Ground

R/W

3

4-Ground

LG/R

4