ISUZU TF SERIES 2004 Workshop Manual

HEATER AND AIR CONDITIONING 1-101



Open circuit between the No. EB-13
fuse and engine room harness
connector terminal No.1 (X-14).
NO
YES


Is there battery voltage between the engine room
harness connector terminal No.1 (X-14) and
ground?
YES


Disconnect the A/C thermo relay.
YES


Is there continuity between the ECM harness
connector terminal No. 14 (C-56) and engine
room harness connector terminal No.4 (X-14)?
Open circuit between the No. EB-13
fuse and engine room harness
connector terminal No. 3 (X-14).
NO


Is there battery voltage the engine room harness
connector terminal No.3 (X-14) and ground?
YES


Is there continuity between the ECM harness
connector terminal No. 26 (C-56) and engine
room harness connector terminal No. 1 (X-15)?Open circuit between the ECM
harness connector No.14 (C-56) and
engine room harness connector
terminal No. 4 (X-14).
NO
YES

Is there battery voltage between the engine room
harness connector terminal No. 2 (X-15) and
ground?
Open circuit between the ECM
harness connector No. 26 (C-56) and
the engine room harness connector
terminal No. 1 (X-15).
NO
YES


Is there continuity between the engine room
harness connector terminal No. 3 (X-15) and the
engine room harness connector terminal No. 1 (C-
24
).
Open circuit between the No. EB-13
fuse and engine room harness
connector terminal No. 4 (X-15).
NO


Disconnect the ECM harness connector.

Disconnect the pressure switch?
Open circuit between the engine harness
connector terminal No.1 (E-3) and engine
room harness connector terminal No.2 (X-
14).
NO

1-102 HEATER AND AIR CONDITIONING



YES


Disconnect the condenser fan relay connector condenser
fan.
YES

Is there battery voltage between the engine room
harness connector terminal NO. 3 (C-24) and ground?Open circuit between the condenser fan
relay No.3 (X-7) and engine room harness
connector terminal No. 4 (X-14).
NO

Is there continuity between the relay terminal No. 3 (X-7)
and engine room harness connector terminal No.4 (C-
24)?
YES
Open circuit between the No. EB-13 fuse
and engine room harness connector
terminal No. 4 (C-24).
NO
YES


Is there continuity between the engine room harness
connector terminal No. 2 (C-55) and the engine room
harness connector terminal No. 2 (C-24)?
Open circuit between the engine room
harness connector terminal No. 4 (CX-15)
and the engine room harness connector
terminal No. 1 (C-24).
NO


Disconnect the pressure switch.


Is there continuity between the engine room harness
connector terminal No. 4 (X-15) and the engine room
harness connector terminal No. 1 (C-24).
Open circuit between the No. EB-13 fuse
and engine room harness connector
terminal No. 2 (X-15).
NO


Connect the A/C thermo relay connector.


Disconnect the electronic thermostat.

HEATER AND AIR CONDITIONING 1-103



YES


Disconnect the A/C switch.


Is there battery voltage between the chassis side
harness connector terminal No. 6 (B-57) and ground?
Open circuit between the engine room
harness connector terminal No. 2 (C-24)
and the engine room harness connector
terminal No. 2 (C-55).
NO YES


Is there battery voltage between the engine room
harness connector terminal No. 3 (C-55) and ground?
Open circuit between the No. EB-13 fuse
and engine room harness connector
terminal No. 3 (C-55).
NO YES


Is there continuity between the engine room harness
connector terminal No. 1 (C-55) and ground (C-109)?
Open circuit between the engine room
harness connector No. 1 (C-55) and ground
(C-109).
NO
YES


Is the electronic themostat OK? Open circuit between the No. EB-13 fuse
and the chassis side harness connector
No. 4 (C-55).
NO
YES


Defective ECM Replace electronic thermostat
NO

1-104 HEATER AND AIR CONDITIONING

SPECIAL SERVICE TOOL
ITEM NO. ILLUSTRATION PART NO. PART NAME




5-8840-0629-0
(J-39500-A)







5-8840-0630-0
(J-39500-220A)





5-8840-0631-0
(J-39500-220ANZ)


ACL-2

5-8840-4056-0
(J-37872)

Drive plate holder


ACL-4

5-8840-0121-0
(J-33943)

Clutch pulley puller pilot


ACL-5

5-8840-0111-0
(J-8433)

Clutch pulley puller


CDL-10

5-8840-0118-0
(J-33940)

Clutch pulley installer


OTL-1

5-8840-0007-0
(J-8092)

Driver handle

No. TFHAC-WE-0431

WORKSHOP MANUAL

TF SERIES




MANUAL TRANSMISSION
(MSG MODELS)





SECTION 7B

MSG MODEL 7B-1
SECTION 7B
MANUAL TRANSMISSION
(MSG MODELS)
TABLE OF CONTENTS
PAGE
Main Data and Specifications .................................................................................... 7B - 2
General Description.................................................................................................... 7B - 3
Torque Specification .................................................................................................. 7B - 4
Repair Kit .................................................................................................................... 7B - 6
Removal and Installation ........................................................................................... 7B - 7
Disassembly ............................................................................................................... 7B - 15
Inspection and Repair ............................................................................................... 7B - 25
Reassembly ................................................................................................................ 7B - 29
Special Service Tool .................................................................................................. 7B - 42

7B-2 MSG MODEL
MAIN DATA AND SPECIFICATIONS

Transmission type Fully synchronized 5-forward gears with a constant
mesh type reverse gear.

Transmission Control Direct control with the gear shift lever on the floor.

Gear ratio MSG5K
1st : 4.122
2nd : 2.493
3rd : 1.504
4th : 1.000
5th : 0.855
Rev : 3.720

Oil capacity lit. (US gal.) 1.55(0.41)

Weight ; approx. kg(lbs) 33.3(73.8)