ISUZU KB P190 2007 Workshop Repair Manual

7A4–96 UNIT REPAIR (AW30–40LE)
Extension Housing (4 × 2)
Disassembled View
241R200007
EndOFCallout
Disassembly
1. Remove the gasket.
2. Remove the tube.
3. Remove the tube packing.
4. Using a screwdriver, remove the oil seal.
NOTE: The oil seal can be removed without removing
the dust deflector.
5. Rrmove the dust deflector from extension housing.
Legend (1) Gasket
(2) Tube
(3) Tube packing (4) Oil seal
(5) Dust deflector
(6) Extension housing

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

UNIT REPAIR (AW30–40LE) 7A4–97
Reassembly
1. Using oil seal installer, install the new oil seal to theextension housing.
Oil seal installer : 5 –8840 –2702 –0
NOTE: The oil seal can be installed without removing
the dust deflector.
249L100005
2. Install the tube.
3. Install the tube packing.
4. Install the dust deflector.
5. Install the gasket.

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

7A4–98 UNIT REPAIR (AW30–40LE)
Main Data and Specifications
General Specifications
Remaks
Model AW30–40LE
Engine 4JJ1-TC High Output (3.0L)
Type Electronic control planetary gear type
3–element 1 –stage 2 –phase type
(with lock-up mechanism)
Gear ratio 1st 2.804
2nd 1.532
3rd 1.000
4th (O/D) 0.705
Reverse 2.394
Oil used Name Exxon Mobil ATF-3309
Q'ty (l) 8.7
Torque conver ter 2300 ± 200 Stall speed (rpm)
Friction element Forward clutch C–16
Number of discs
Direct clutch C–25
OD direct clutch C–03
Second coast brake B–1 40 mm Band width or
Number of discs
Second brake B–25
Number of discs
First and reverse brake B–37
Overdrive brake B–05
Clutch One-way clutch No.1 F–12 2
Number of
sprage
One-way clutch No.2
F–22 8
OD one-way clutch F–02 4
Planetary gear Front planetary Sun gear 42
Number of teeth
Pinion gear
19
Ring gear 79
Rear planetary Sun gear 33
Pinion gear 23
Ring gear 79
O/D planetary Sun gear 33
Pinion gear 23
Ring gear 79

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

UNIT REPAIR (AW30–40LE) 7A4–99
Torque Specifications
N·m (kgf ·m/Ib ·ft)
RTW77ALF001901

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

7A4–100 UNIT REPAIR (AW30–40LE)
Torque Specifications (Cont'd)
N·m (kgf ·m/Ib ·ft)
RTW77ALF002201

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

UNIT REPAIR (AW30–40LE) 7A4–101
Torque Specifications (Cont'd)
N·m (kgf ·m/Ib ·ft)
RTW77ALF002301

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

7A4–102 UNIT REPAIR (AW30–40LE)
Special Tools
ILLUSTRATIONTOOL NO.
TOOL NAME
5-8840-2152-0 (J–37227)
Holding fixture
5-8840-0003-0 (J –3289 –20)
Holding fixture base
5-8840-2153-0(J–37228)
Oil pan seal cutter
5-8840-0195-0(J –23327 –1)
Spring compressor
5-8840-2256-0(J–9617)
Oil seal installer; oil pump
5-8840-2170-0 (J–37233)
Spring compressor; OD brake piston
5-8840-0093-0(J –29770 –A)
Oil pressure gauge
5-8840-0254-0(J–25048)
Spring compressor
5-8840-2173-0(J–37236)
Reaction sleeve puller; first and reverse brake
5-8840-2174-0(J–37237)
Piston puller; first and reverse brake
5-8840-2169-0 (J –37232 –2)
Oil seal installer;
manual valve shaft seal installer & remover
5-8840-2168-0(J–35467)
Onennway clutch
testing tool; torque converter
ILLUSTRATION
TOOL NO.
TOOL NAME

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

UNIT REPAIR (AW30–40LE) 7A4–103
5-8840-2282-0(J–36797)
Oil seal installer;
adapter housing (4 × 4)
5-8840-2702-0 (J–46197)
Oil seal installer;
extension housing (4 × 2)
ILLUSTRATION
TOOL NO.
TOOL NAME

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007

Section 7A1 Construction and Function ...................................................................... 4288 PAGE
Section 7A2 Transmission Control System ................................................................ 4333
Section 74A Unit Repair ................................................................................................ 4526
SECTION 7
TRANSMISSION
T A BLE OF CONTENTS
TRANSMISSION
JR405E MODEL
BACK TO CHAPTER INDEX
TO MODEL INDEX
Section 7A3 On Vehicle Service ................................................................................... 4503

ISUZU KB P190 2007

CONSTRUCTION AND FUNCTION 7A1-1

SECTION 7A1
CONSTRUCTION AND FUNCTION (JR405E)
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 Module (TCM) Peripheral Circuit .........................................7A1- 7
Structure and Function of Component .........................................................................7A1- 8
Torque Converter (with Lock-up Function) .............................................................7A1- 8
Oil Pump .....................................................................................................................7 A1- 9
Input Shaft ..................................................................................................................7 A1- 10
Output Shaft ...............................................................................................................7A1 - 10
Gear Shifting Mechanism ..........................................................................................7A1- 10
Control Valve ..............................................................................................................7A1 - 14
Oil Passage .................................................................................................................7A 1- 19
Parking Function ........................................................................................................7A1- 2 0
Inhibitor Switch ..........................................................................................................7A1- 21
Turbine Sensor ...........................................................................................................7A1- 22
Speed Sensor .............................................................................................................7A1- 22
Accelerator Pedal Position Sensor ..........................................................................7A1- 23
Engine Speed Sensor (=CKP 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
Lock-up Control .........................................................................................................7A1- 3 0
Direct Electric Shift Control (DESC) .........................................................................7A1- 31

BACK TO CHAPTER INDEX
TO MODEL INDEX
ISUZU KB P190 2007