section table ISUZU TF SERIES 2004 Manual Online

FRONT SUSPENSION 3C-37

Knuckle
Knuckle and Associated Parts


RTW340LF001301
Legend
(1) Torsion Bar
(2 )Lower Ball Joint, Nut and Cotter Pin
(3) Back Plate
(4) Knuckle Assembly
(5) Knuckle


(6) Needle Bearing (44 Model Only)
(7) Thrust Washer (44 Model Only)
(8) Oil Seal (4
4 Model Only)
(9) Upper Ball Joint, Nut and Cotter Pin
(10) Speed Sensor harness


Removal
1. Raise the vehicle and support the frame with
suitable safety stands.

2. Remove wheel and tire assembly. Refer to Wheel
in this section.
3. Remove the brake caliper. Refer to Disc Brakes in
Brake section.

3C-40 FRONT SUSPENSION

Upper Control Arm
Upper Control Arm and Associated Parts


RTW440LF001301
Legend
(1)Bolt and Plate
(2)Camber Shims
(3)Caster Shims
(4)Nut Assembly
(5)Upper Control Arm Assembly
(6)Fulcrum Pin


(7)Bushing
(8)Plate
(9)Nut
(10)Speed Sensor harness
(11)Nut and Cotter Pin
(12)Upper Ball Joint, Bolt and Nut


Removal
1. Raise the vehicle and support the frame with
suitable safety stands.
2. Remove wheel and tire assembly. Refer to Wheel
in this section.
3. Remove the brake caliper and disconnect brake
pipe. Refer to Disc Brakes in Brake section.

FRONT SUSPENSION 3C-45

Removal
1. Raise the vehicle and support the frame with
suitable safety stands.
2. Remove wheel and tire assembly. Refer to Wheel
in this section.
3. Remove the tie-rod end from the knuckle. Refer to
Power Steering Unit in Steering section.
4. Remove the retaining ring from the front axle
driving shaft to release the shaft from hub. Refer to
Front Hub and Disc in Driveline/Axle section.
5. Support lower control arm with a jack.
6. Remove cam plate and nut.
7. Remove rear nut.
8. Remove torsion bar, refer to Torsion Bar in this
section.
9. Remove torsion bar arm bracket.
10. Disconnect the stabilizer link at the lower control
arm.
11. Remove the shock absorber lower end from the
lower control arm.
12. Remove the lower ball joint from the lower control
arm.
13. Remove cam bolt.
14. Remove rear bolt.
15. Remove lower control arm.
16. Remove torsion bar arm bolt.
17. Remove lower ball joint bolt.
18. Remove front bushing by using remover 5-8840-
2123-0.



Front
901RW154



Front
901RW155
19. Remove rear bushing by using remover 5-8840-
2124-0.


Front
901RW051




Front
901RW052

3C-50 FRONT SUSPENSION

Lower Ball Joint
Lower Ball Joint and Associated Parts


RTW340LF001601
Legend

(1)
Bolt

(2)
Lower Ball Joint


(3) Nut

(4)
Nut and Cotter Pin


Removal
1. Raise the vehicle and support the frame with
suitable safety stands.
2. Remove wheel and tire assembly. Refer to Wheel
in this section.
3. Remove the tie-rod end from the knuckle. Refer to
Power Steering Unit in Steering section.
4. Remove the retaining ring from the front axle
driving shaft to release the shaft from hub. Refer to
Front Hub and Disc in Driveline/Axle section.
5. Support lower control arm with a jack.
6. Remove lower ball joint nut and cotter pin, then
use remover 5-8840-2005-0 to remove the lowe
r
ball joint from the knuckle.

REAR SUSPENSION 3D-1
SECTION 3D
REAR SUSPENSION
TABLE OF CONTENTS
PAGE
Main Data and Specifications...........................................................................................3D- 2
Torque Specifications........................................................................................................ 3D- 3
Rear Suspension................................................................................................................3D- 4
General Description ...................................................................................................... 3D- 4
Leaf Spring and Shock Absorber ..................................................................................... 3D- 5
Leaf Spring and Associated Parts ............................................................................... 3D- 5
Removal .........................................................................................................................3D- 6
Inspection and Repair ................................................................................................... 3D- 7
Installation ..................................................................................................................... 3D- 8
Leaf Spring Assembly ....................................................................................................... 3D- 9
Disassembly .................................................................................................................. 3D- 9
Inspection and Repair ................................................................................................... 3D- 9
Reassembly ................................................................................................................... 3D- 10
Troubleshooting................................................................................................................. 3D- 11

WHEELS AND TIRES 3E-1

SECTION 3E
WHEELS AND TIRES
TABLE OF CONTENTS
PAGE
Main Data and Specifications ........................................................................................... 3E- 2
Torque Specifications ....................................................................................................... 3E- 3
Special Parts Fixing Nuts and Bolts ............................................................................ 3E- 3
Wheels and Tires ...............................................................................................................3E- 4
General Description ...................................................................................................... 3E- 4
Servicing ........................................................................................................................ 3E- 6
Disassembly and Reassembly ..................................................................................... 3E- 7
Inspection and Repair................................................................................................... 3E- 8
Troubleshooting ................................................................................................................3E- 10

TRANSFER CASE 7D-1

SECTION 7D
TRANSFER CASE
TABLE OF CONTENTS
PAGE
Service Precaution .......................................................................................................... 7D – 2
General Description ........................................................................................................ 7D – 3
Transfer Rear Oil Seal .................................................................................................... 7D – 4
Transfer Rear Oil Seal and Associated Parts ............................................................ 7D – 4
Removal ........................................................................................................................ 7D – 4
Installation .................................................................................................................... 7D – 4
Transfer Case Assembly ................................................................................................ 7D – 6
Transfer Case Assembly and Associated Parts ........................................................ 7D – 6
Removal ........................................................................................................................ 7D – 7
Installation .................................................................................................................... 7D – 7
Transfer Control Unit ...................................................................................................... 7D – 10
Removal ........................................................................................................................ 7D – 10
Installation .................................................................................................................... 7D – 10
Transfer Disassembly ..................................................................................................... 7D – 11
Removal ........................................................................................................................ 7D – 11
Inspection and Repair .................................................................................................. 7D – 20
Inspection and Repair (Transfer Case Assembly) ..................................................... 7D – 20
Reassembly .................................................................................................................. 7D – 24
Main Data and Specifications ........................................................................................ 7D – 33
Special Tools ................................................................................................................ 7D – 36

TRANSFER CONTROL SYSTEM 7D1-1
SECTION 7D1
TRANSFER CONTROL SYSTEM
TABLE OF CONTENTS
PAGE
Service Precaution .................................................................................................... 7D1 - 2
General Description ................................................................................................... 7D1 - 3
System Components ................................................................................................. 7D1 - 5
Parts Location ...................................................................................................... 7D1 - 5
Functions of Switch and Indicator Lamp ................................................................. 7D1 - 11
Parts Location ............................................................................................................ 7D1 - 23
Circuit Diagram .......................................................................................................... 7D1 - 27
Connector List ........................................................................................................... 7D1 - 31
Diagnosis .................................................................................................................... 7D1 - 34
Before determining trouble ................................................................................. 7D1 - 34
Memory erasing procedure ....................................................................................... 7D1 - 40
Diagnosis from symptom .......................................................................................... 7D1 - 41

CONSTRUCTION AND FUNCTION 7A1-1

SECTION 7A1
CONSTRUCTION AND FUNCTION
TABLE OF CONTENTS
PAGE
DESCRIPTION ..............................................................................................................................7A1- 3
CONSTRUCTION ....................................................................................................................7A1- 3
MAIN DATA AND SPECIFICATION .....................................................................................7A1- 4
NUMBER PLATE LOCATION ...............................................................................................7A1- 5
ELECTRONIC CONTROL COMPONENTS LOCATION ..................................................7A1- 6
TRANSMISSION CONTROL UNIT (TCM) PERIPHERAL CIRCUIT ..............................7A1- 7
STRUCTURE AND FUNCTION OF COMPONENT ...........................................................7A1- 8
TORQUE CONVERTER (WITH LOCK-UP FUNCTION) ..................................................7A1- 8
OIL PUMP .................................................................................................................................7A1- 9
INPUT SHAFT ..........................................................................................................................7A1- 10
OUTPUT SHAFT ......................................................................................................................7A1- 10
GEAR SHIFTING MECHANISM ............................................................................................7A1- 10
CONTROL VALVE ...................................................................................................................7A1- 14
OIL PASSAGE .........................................................................................................................7A1- 19
PARKING FUNCTION .............................................................................................................7A1- 20
INHIBITOR SWITCH ...............................................................................................................7A1- 21
TURBINE SENSOR .................................................................................................................7A1- 22
SPEED SENSOR .....................................................................................................................7A1- 22
THROTTLE POSITION SENSOR (TPS) .............................................................................7A1- 23
ENGINE SPEED SENSOR (=TDC SENSOR) ....................................................................7A1- 23
BRAKE SWITCH ......................................................................................................................7A1- 24
MODE SELECT SWITCH .......................................................................................................7A1- 24
TRANSMISSION CONTROL MODULE (TCM) ..................................................................7A1- 25
CONTROL MECHANISM ............................................................................................................7A1- 26
CONTENT OF FUNCTION AND CONTROL ......................................................................7A1- 26
CONTROL ITEM, INPUT AND OUTPUT .................................................................... 7A1- 29
LINE PRESSURE CONTROL ..................................................................................... 7A1- 30

DIAGNOSIS (JR405E) 7A2-1
SECTION 7A2
DIAGNOSIS
TABLE OF CONTENTS
PAGE
BASIC TROUBLE SHOOTING..................................................................................................7A2-6
CHECK TRANS INDICATOR & SELF DIAGNOSIS..............................................................7A2-7
DIAGNOSIS WITH TECH 2........................................................................................................7A2-9
TECH 2 CONNECTION .................................................................................................. 7A2-9
TECH 2 OPERATING FLOW CHART (START UP)..............................................................7A2-10
TYPICAL SCAN DATA................................................................................................................7A2-13
MISCELLANEOUS TEST...........................................................................................................7A2-14
INTERMITTENT DIAGNOSIS....................................................................................................7A2-16
SNAPSHOT DISPLAY WITH TIS 2000....................................................................................7A2-17
SERVICE PROGRAMMING SYSTEM (SPS) ................................................................. 7A2-21
CIRCUIT DIAGRAM.....................................................................................................................7A2-24
PART LOCATION........................................................................................................................7A2-26
CONNECTOR LIST.....................................................................................................................7A2-31
DIAGNOSIS TROUBLE CODE TABLE...................................................................................7A2-33
FAIL-SAFE FUNCTION..............................................................................................................7A2-35
DTC P0722 (FLASH CODE 11) VEHICLE SPEED SENSOR NO SIGNAL......................7A2-36
DTC P0727 (FLASH CODE 13) ENGINE REVOLUTION SENSOR NO SIGNAL............7A2-38
DTC P0717 (FLASH CODE 14) TURBINE SPEED SENSOR NO SIGNAL......................7A2-40
DTC P0710 (FLASH CODE 15) ATF TEMPERATURE SENSOR FAILURE....................7A2-42
DTC P0560 (FLASH CODE 16) SYSTEM VOLTAGE FAILURE........................................7A2-43
DTC P0705 (FLASH CODE 17) INHIBITOR SWITCH FAILURE........................................7A2-44
DTC P1120 (FLASH CODE 22) THROTTLE SIGNAL FAILURE........................................7A2-46
DTC P1875 (FLASH CODE 25) GND RETURN CIRCUIT FAILURE.................................7A2-47
DTC P0753 (FLASH CODE 31) LOW & REVERSE BRAKE DUTY
SOLENOID FAILURE................................................................................................................7A2-48
DTC P0758 (FLASH CODE 32) 2-4 BRAKE DUTY SOLENOID FAILURE......................7A2-51
DTC P0763 (FLASH CODE 33) HIGH CLUTCH DUTY SOLENOID FAILURE................7A2-54
DTC P0768 (FLASH CODE 34) LOW CLUTCH DUTY SOLENOID FAILURE................7A2-57