ISUZU TF SERIES 2004 Workshop Manual

ELECTRICAL-BODY AND CHASSIS 8A-333

CIRCUIT DIAGRAM (LHD) Sheet 1/2



RTW48AXF030001

8A-334 ELECTRICAL-BODY AND CHASSIS

CIRCUIT DIAGRAM (LHD) Sheet 2/2






RTW48AXF011001

ELECTRICAL-BODY AND CHASSIS 8A-335
TROUBLESHOOTING
CIGARETTE LIGHTER
1. Lighter does not pop out after being pushed in. It does not become hot.

Checkpoint Trouble Cause Countermeasure


Reinstall or replace the fuse
No. C-12 (15A)

Poor Fuse No. C-12 (15A,
Fuse box) contact or blown
NG

Replace the lighter

Lighter continuity between
center part and outer area

Open circuit or poor connector
contact


Repair open circuit or
connector contact
Voltage between connector 1
B-21 and the ground at
starter SW. is ACC position
(Should be battery voltage
present)

Open circuit or poor connector
contact
NG NG OK
OK OK

Audio system (System should
receive power)


Repair open circuit or
connector contact

Open circuit or poor connector
contact
NG
Continuity between connector
1
B-22 and the ground




2. Lighter pops out prematurely before becoming hot

Repair or replace the lighter
and/or casingDeformed lighter or casing NGLighter and casing



3. Lighter becomes too hot

Repair or replace the lighter
and/or casingDeformed lighter and casing NGLighter and casing

8A-336 ELECTRICAL-BODY AND CHASSIS
REMOVAL AND INSTALLATION



AUDIO
Refer to Section 9 “ACCESSORIES” for details.


CIGARETTE LIGHTER
Removal
1. Disconnect the battery ground cable.
2. Remove the center cluster ASM.
3. Remove the lighter

1.
4. Disconnect the connector

2.
5. Loosen the ring nut

3 at the back side.
6. Remove the outer case
4.
7. Remove the lighter holder
5 from the bezel.





Installation
Follow the removal procedure in the reverse order to install the
lighter.
Pay close attention to the important points mentioned in the
following paragraphs.



Connector
Be absolutely sure that the lighter connector is securely
connected.
This will prevent a poor contact and an open circuit.


ACC SOCKET
Removal
1. Disconnect the battery ground cable.
2. Remove the center cluster ASM.
3. Disconnect the connector.
4. Remove the holder nut
1.
5. Remove the ACC Socket
2

Installation
Follow the removal procedure in the reverse order to install the
lighter.

ELECTRICAL-BODY AND CHASSIS 8A-337
POWER DOOR MIRROR
PARTS LOCATION (RHD)










RTW48AXF020401 & RTW48AXF020501

8A-338 ELECTRICAL-BODY AND CHASSIS
PARTS LOCATION (LHD)






RTW48AXF020601 & RTW48AXF020701

ELECTRICAL-BODY AND CHASSIS 8A-339

CIRCUIT DIAGRAM (RHD)




RTW48AXF012401

8A-340 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM (LHD)



RTW48AXF012201

ELECTRICAL-BODY AND CHASSIS 8A-341
TROUBLESHOOTING
QUICK CHART FOR CHECK POINT
Check Point Fuse
Door Mirror Door Mirror

Trouble Mode C-11
(10A) Control
Switch LH RH
1. Mirrors on the both sides do not operate
2. Mirror on the left (or right) side does not
operate
3. Mirrors on the both sides operate only in
the vertical
(or horizontal) direction





4. Mirror on the left side operates only in
the vertical

(or horizontal)direction



5. Mirror on the right side operates only in
the vertical
(or horizontal) direction



Cable
Harness

8A-342 ELECTRICAL-BODY AND CHASSIS
DOOR MIRROR CONTROL SWITCH
1. Mirrors on the both sides do not operate

Checkpoint Trouble Cause Countermeasure


Reinstall or replace the fuse
No. C-11 (10A)

Poor fuse contact or blown
NG

Repair grounding point
C-2
contact

Grounding point
C-2


Poor grounding point contact

Repair an open circuit or a
poor connection of the
connectors between the fuse
No. C-11 (10A) and 4
D-19
Voltage between the door
mirror control SW. harness
side connector terminal
4
D-19 and the ground
(Should be battery voltage
present)

Open circuit or poor connector
contact
NG NG OK
OK OK

Fuse No. C-11 (10A, Fuse
box)


Repair open circuit or
connector contact

Open circuit or poor connector
contact
NG Continuity between the door
mirror control SW harness
side connector terminal
8
D-19 and C-2

Replace the door mirror
control SW.

Door mirror control SW.
function

SW. malfunction
NG OK

Repair open circuit or
connector contact

Continuity between 7
D-19
and 2
H-24 (or 2 H-25 )


Open circuit or poor connector
contact
NG OK