Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 1238

8-292 ELECTRICAL-BODY AND CHASSIS

TROUBLE SHOOTING

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

Circuit

Breaker

(30A)

Fuse

CB-11

(15A)

ELECTRICAL-BODY AND CHASSIS 8-293

GAS EXCEPT IGM W/SRS MODEL

1. All windows do not operate

Checkpoint

Trouble

Cause

Countermeasure

Reinstall or replace the fuse
No. CB-11 (15A)

Poor fuse contact or blown

NG

Replace the circuit breaker
(30A)

Circuit breaker (30A, Fuse
box) function

Circuit breaker malfunction

Repair grounding points
(

B-9

and

B-28

) contact

Grounding points (

B-9

B-28

)

Poor grounding point contact

NG

NG

OK

OK

OK

Fuse CB-11 (15A, Fuse box)

Replace the power window
relay

Power window relay
malfunction

NG

Repair an open circuit or a
poor connection of the
connectors between 3

H-7

(RHD: 5

H-7

) and 5

B-8

Voltage between the power
window relay harness side
connector terminal 5

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 2

D-5

Open circuit or poor connector
contact

NG

Voltage between 2

D-5

and

the ground (Should be battery
voltage present)

OK

Repair an open circuit or a
poor connection of the
connectors between 5

D-5

and

B-28

, or 4

B-8

and

B-28

Open circuit or poor connector
contact

NG

Continued on the next page

Voltage between

B-28

and

the ground

8-294 ELECTRICAL-BODY AND CHASSIS

Checkpoint

Trouble

Cause

Countermeasure

Replace the driver seat side
power window & door lock
SW.

SW. malfunction

OK

NG

Driver 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

NG

Driver 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 1

D-5

and 2

D-1

, or 10

D-5

and

1

D-1

1. Driver seat side power

window motor function
when connection the motor
connector 2

D-1

to the

battery (+) terminal, and 1

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 1

D-1

to the

battery (+) terminal, and 2

D-1

to the (-) terminal

(Should the motor rotate in
the “DOWN” direction of the
window)

ELECTRICAL-BODY AND CHASSIS 8-295

DIESEL W/SRS

1. RH SIDE windows do not operate

Checkpoint

Trouble

Cause

Countermeasure

Reinstall or replace the fuse
No. CB-11 (15A)

Poor fuse contact or blown

NG

Reinstall or replace the fuse
No.CB-21, 24 (20A)

Fuse CB-24 (20A, FUSE
BOX) LHD
Fuse CB-21 (20A, FUSE
BOX) RHD

Circuit breaker malfunction

Repair grounding points
(

B-9

and

B-28

) contact

Grounding points (

B-9

B-28

)

Poor grounding point contact

NG

NG

OK

OK

OK

Fuse CB-11 (15A, Fuse box)

Replace the power window
relay

Power window relay
malfunction

NG

Repair an open circuit or a
poor connection of the
connectors between 3

H-7

(RHD: 5

H-7

) and 5

B-8

Voltage between the power
window relay harness side
connector terminal 5

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 2

D-5

Open circuit or poor connector
contact

NG

Voltage between 2

D-5

and

the ground (Should be battery
voltage present)

OK

Repair an open circuit or a
poor connection of the
connectors between 5

D-5

and

B-28

, or 4

B-8

and

B-28

Open circuit or poor connector
contact

NG

Continued on the next page

Voltage between

B-28

and

the ground