2007 ISUZU KB P190 oil

4B-54 REAR AXLE
3) Axle Case to Inside Brake Drum Leakage

Checkpoint Trouble Cause Countermeasure

Replace the oil sealW orn or defective oil seal
NGOil seal



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ISUZU KB P190 2007

4B-56 REAR AXLE

SPECIAL SERVICE TOOL
ILLUSTRATION PART NO. PART NAME
5-8840-2831-0

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

Grip
5-8840-2119-0
(J-36829)

Installer
5-8840-0079-0
(J-6627-A)

W heel Pin Remover
5-8840-2202-0


Oil Seal Installer
5-8840-2404-0

Oil Seal Installer
9-8522-1271-0
(J-8609-01)

Support Stand
5-8840-0275-0
(J-37264)

Holding Fixture
5-8840-0003-0
(J-3289-20)

Holding Fixture Base

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ISUZU KB P190 2007

FRONT WHEEL DRIVE 4C1-3
MAIN DATA AND SPECIFICATIONS
FRONT AXLE AND DIFFERENTIAL
Ring gear size mm (in) φ
φφ
φ
194 (7.6)
Axle tube
Type It consists of the duce, a cast iron housing and the Axle tube.
Gear type Hypoid
Gear ratio (to 1) 3.583, 3.727, 3.909, 4.100, 4.300, 4.555, 4.777, 5.125
Differential type Two pinion
Specified gear oil (APL grade) GL-5
Oil capacity liter 1.4
(US/UK gal.) (0.4/0.31)
Axle shaft type Constant velocity joint (Barfield joint type and double offset joint).


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ISUZU KB P190 2007

FRONT WHEEL DRIVE 4C1-7
SERVICING




Hub Bearing Preload at the Wheel Pin
4×4, 4×2 (High Ride Suspension) Model N (kgf/lb)

New bearing and New oil seal 22 - 27
(2.2 - 2.8 / 4.9 - 6.2)
Reuse bearing and New oil seal 14 - 20
(1.4 - 2.0 / 3.1 - 4.5)
4×2 (Except High Ride Suspension) Model N (kgf/lb)
New bearing and New oil seal 9.3 - 13.3
(0.95 - 1.36 / 2.09 – 3.00)
Reuse bearing and New oil seal 9.3 - 13.3
(0.95 - 1.36 / 2.09 – 3.00)



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ISUZU KB P190 2007

FRONT WHEEL DRIVE 4C1-11

Removal
1. Jack up the vehicle and support it using jack stand.
2. Remove the tire and wheel.
3. Remove the stone guard.
4. Remove the brake caliper fixing bolt and hang the caliper. Refer to Disc Brakes in Brake section.
5. Remove the antilock brake system speed sensor.
Refer to Front W heel Speed Sensor in Brake section.
6. Remove the hub and disc assembly.
Refer to Front Hub and Disc in this section.
7. Remove the propeller shaft, refer to Front Propeller Shaft in this section.
8. Loosen the height control arm of the torsion bar, then remove the torsion bar from lower control arm.
Refer to Torsion Bar in Suspension section.
9. Remove the suspension crossmember.
10. Remove the lower nut (1) of the stabilizer link.
11. Remove the lower bolt and nut (2) of the shock absorber.
12. Remove the tie-rod end from the knuckle.
Refer to Power Steering Unit in Steering Section.
13. Disconnect the breather hose of the front axle.
14. Disconnect the actuator connector.
15. Remove the bolts and nuts of the lower control arm (Frame side), then disconnect the lower control arm from frame.
16. Disconnect between the right side upper control arm and
the knuckle, then remove the knuckle with lower control
arm.
CAUTION :
When removing the knuckle, be careful not to damage the
oil seal inside of the knuckle.


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ISUZU KB P190 2007

4C1-12 FRONT WHEEL DRIVE

17. Support the differential case by the jack.
18. Remove the front axle mounting bolts and nuts, lower the jack slowly. Remove the left side drive shaft end from the
knuckle, then lower the axle assembly from the vehicle.
CAUTION :
1. During the work, be sure that the axle assembly is supported securely.
2. Be careful not to damage the bellows of the power steering unit by interference.
3. Be careful not to damage the breather pipe and breather pip bracket of the shift on the fly by
interference.


Installation
1. Support the differential case by the jack.
2. Jack up the front drive axle assembly, install the left side drive shaft to the knuckle, then install the mount bolts and
nuts.
CAUTION :
1. Be careful not to damage the bellows of the power steering unit by interference.
2. Be careful not to damage the breather pipe and breather pip bracket of the shift on the fly by
interference.
3. When installing the drive shaft to the knuckle, be careful not to damage the oil seal inside of the knuckle.

RTW 34CSH000101
3. Tighten the mounting bolts and nuts to the specified torque.
Torque : 169 N·m (17.2kgf·m/124 lb·ft)



4. Install the right side knuckle with lower control arm to the
upper control arm.
Refer to Knuckle in Suspension section.
CAUTION :
When insert the drive shaft to the knuckle, be careful not
to damage the oil seal inside of the knuckle.

5.
Align the bolt hole of the lower control arm, install the bolts
and nuts.

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ISUZU KB P190 2007

4C1-14 FRONT WHEEL DRIVE
FRONT AXLE DRIVE SHAFT
Front Axle Drive Shaft and Associated Parts
RTW 34CLF000401
Legend
1. Axle Case and Differential
2. Snap Ring
3. Bearing
4. Snap Ring
5. Oil Seal
6. Bracket
7. DOJ Case
8. Circlip
9. Bolt
10. Drive shaft Joint Assembly
11. Ball

12. Snap Ring
13. Ball Retainer
14. Ball Guide
15. Band
16. Bellows
17. Band
18. Band
19. Bellows
20. Band
21. UJ Shaft
22. Dust Seal



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ISUZU KB P190 2007

4C1-16 FRONT WHEEL DRIVE
6. Using snap ring pliers, remove the snap ring (1) fastening
the ball retainer to the center shaft.
7. Remove ball retainer, ball guide and bellows.


8. Use a hammer and chisel to remove the 3 pawls (above
the large and small boot bands on the UJ side).
CAUTION :
Take care not to damage the bellows during band removal.



9. Remove band (1).
10. Remove bellows.
11. Remove dust seal from UJ.
12. Remove UJ shaft assembly.
13. Remove the mounting bracket fixing bolts, and then remove DOJ case assembly from the axle case.
14. Remove snap ring and bearing.
15. Remove snap ring and oil seal.
16. Remove bracket.


Inspection and Repair
Make necessary correction or parts replacement if wear,
damage, corrosion or any other abnormal condition are found
through inspection.
Check the following parts.
1. Drive shaft joint assembly
2. DOJ case, ball, ball guide, ball retainer
3. Bellows
4. Bearing
5. Dust seal, oil seal


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ISUZU KB P190 2007