sensor ISUZU AXIOM 2002 Service Owners Manual

4C±6
DRIVE SHAFT SYSTEM
5. Install oil seal by using installer J±36830 and grip
J±8092.
Apply Multipurpose grease (NLGI No. 2 or equivalent)
to the lip portion.
901RW057
6. Inatall ABS sensor ring, then tigthen the bolts to the
specified torque.
Torque: 18 N´m (13 lb ft)
7. Install hub and disc assembly.

Apply grease in the hub.

Apply wheel bearing type grease (NLGI No.2 or
equivalent) to the outer and inner bearing.
Hub
35 g (1.23 oz)
Outer bearing10 g (0.35 oz)
Inner bearing15 g (0.53 oz)
8. Install hub nut.
Turn the place where there is a chamfer in the tapped
hole to the outer side, then attach the nut by using
front hub nut wrench J±36827.
901RW054
Preload Adjustment
1. Tighten the hub nut to 29.4 N´m (21.7 lb ft), then
fully loosen the nut.
2. Tighten the hub nut to the value given below,
using a spring scale on the wheel pin.
Bearing Preload
New bearing and New
oil seal
19.6 ± 24.5 N
(4.4 ± 5.5 lb)
Used bearing and New
oil seal11.8 ± 17.7 N
(2.6 ± 4.0 lb)
If the measured bearing preload is outside the
specifications, adjust it by loosening or tightening
the hub nut.
411RS011

4C±8
DRIVE SHAFT SYSTEM
Front Hub and Disc (4WD Model)
Disassembled View
411RW001
Legend
(1) Bolt
(2) Cap
(3) Snap Ring and Shim
(4) Hub Flange
(5) Lock Washer and Lock Screw
(6) Hub Nut(7) Outer Bearing
(8) Bolt
(9) Hub and Disc Assembly
(10) Wheel Pin
(11) ABS Sensor Ring
(12) Inner Bearing
(13) Oil Seal
Disassembly
1. Before disassembly, select the 2WD position with the
4WD switch.
2. Jack up the front of vehicle and support frame with
jack attached.3. Remove the two bolts from the rear side of the
knuckle arm, then remove the brake caliper, with the
brake hose attached.
Use a wire to attach the brake caliper to the upper link.
Refer to
Disk Brakes in Brake section.
4. Remove Bolt.
5. Remove cap.

4C±9 DRIVE SHAFT SYSTEM
6. Remove snap ring and shim.
7. Remove hub flange.
8. Remove lock washer and lock screw.
9. Remove hub nut, using front hub nut wrench
J±36827.
901RW054
10. Remove hub and disc assembly.
11. Remove ABS sensor ring.
12. Remove outer bearing.
13. Remove oil seal.
14. Remove inner bearing.
15. Use a brass bar to remove the outer bearing outer
race(1), oil seal, inner bearing and inner bearing outer
race(2) from the hub.
411RS002
16. Remove bolt.
If necessary, replace the wheel pin in the following
manner.

Scribe mark(1) on the hub to disc before
disassembly to insure proper assembly.

Clamp the hub and disc assembly in a vise, using
protective pads. Remove the 6 disc±to±hub
retaining bolts.
411RS003

Place hub on a suitable work surface and remove
wheel studs, as required, by using a hammer.
411RS004

4C±10
DRIVE SHAFT SYSTEM
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.

Hub

Hub bearing, oil seal

Knuckle spindle

Disc

Caliper

Shift on the fly system parts (Cap, Hub flange, Shim,
Snap ring)

ABS sensor ring
For inspection and servicing of disc caliper and related
parts, refer to
Disc Brakes in Brake section.
Reassembly
1. Install wheel pin.

Place the hub on a wood workbench or a block of
wood approx. 6º by 6º to protect the wheel stud
ends and threads.

Insert a wheel stud using a hammer.
NOTE: Be sure the wheel stud is started squarely and
seats completely.
411RS005
2. Align scribe marks(1) and attach the hub to the disc,
then tighten the bolts to the specified torque.
Torque: 103 N´m (76 lb ft)
411RS003
3. Install inner bearing.
Install the outer race by driving it into the hub by using
insatller J±36829 and grip J±8092.
901RW055

4C±11 DRIVE SHAFT SYSTEM
4. Install outer bearing.
Install the outer race by driving it into the hub by using
install J±36828 and grip J±8092.
901RW056
5. Install oil seal by using installer J±36830 and grip
J±8092.
Apply Multipurpose grease (NLGI No.2 or equivalent)
to the lip portion.
901RW057
6. Install ABS sensor ring, then tighten the bolts to the
specified torque.
Torque: 18 N´m (13 lb ft)
7. Install hub and disc assembly.

Apply grease in the hub.

Apply wheel bearing type grease NLGI No. 2 or
equivalent to the outer and inner bearing.Grease Amount
Hub
35 g (1.23 oz)
Outer bearing10 g (0.35 oz)
Inner bearing15 g (0.53 oz)
411RS009
Legend
(1) Inner Bearing
(2) Hub
(3) Outer Bearing
8. Install hub nut.
Turn to the place where there is a chamfer in the
tapped hole to the outer side, then attach the nut by
using front hub nut wrench J±36827.
901RW054

4C±47 DRIVE SHAFT SYSTEM
If abnormal conditions are discovered during
inspection, go to Step 6. If there are no abnormal
conditions, reassemble the front disc rotor and
caliper.
NOTE: Hub, wheel bearing and spindle is integrated to
the hub unit bearing so it must not be disassembled. If it
has abnormal rattle or noise, replace the hub unit bearing.
6. Remove the ABS sensor connector.
411R200004
Legend
(1) ABS Sensor Connector
(2) Bolt
7. Remove the 4 bolts fixing the hub unit bearing to the
knuckle.
Apply penetrating oil to the bearing and knuckle contact
surfaces if the surfaces are stuck together because of
rust.
8. Temporarily install long bolts to 2 of the fixing bolt
holes (the bolts must have the same diameter and
thread width).
9. Strike the long bolts with a hammer to loosen and
remove the hub unit bearing from the knuckle.
Take care not to drop the bearing.10. If necessary, replace the wheel pin in the following
manner.

Place hub on a suitable work surface and remove
wheel studs, as required, using a hammer.
411RS004
Inspection
Inspect the parts listed below for abrasion, breakage, and
other abnormal conditions.
Repair, or replace the parts as required.

Disc

Caliper

Wheel pin

Hub unit bearing

4C±48
DRIVE SHAFT SYSTEM
Reassembly
1. Install wheel pin.
411RS005

Place hub on a wood workbench or a block of wood
approx. 6º by 6º to protect the wheel stud ends and
threads.

Install wheel stud, using a hammer.
NOTE: Be sure wheel stud is started squarely and seats
completely.
2. Install the hub unit bearing to the knuckle.
Tighten the bolts to the specified torque.
Hub unit bearing bolt
Torque: 103+10 N´m (10.5 + 1 kg´m)
If there is rust on the bearing and knuckle contact
surfaces, use sandpaper to remove it before installation.
3. Install the ABS sensor connector.
4. Install the disc rotor.
5. Install the brake caliper to the bracket.
Refer to
Front disc caliper assembly in Section 5C of this
Manual.

4C±49 DRIVE SHAFT SYSTEM
Front Hub and Disc (4WD Model)
Disassembled View
411R200010
Legend
(1) Disc Rotor
(2) Hub Unit, Bearing(3) Wheel Pin
(4) ABS Sensor Ring
(5) Bolt
Disassembly
1. Move the transfer case lever to the 2WD position.
2. Raise the vehicle with a jack. Support the frame with
chassis stands.
3. Remove the brake caliper from the bracket. Secure
the caliper with a wire that it does not interfare with the
work process.Refer to
Front disc caliper assembly in Section 5C of this
Manual.
4. Remove the disk rotor.
Apply penetrating oil to the bearing and disc rotor contact
surfaces if the surfaces are stuck together because of
rust.
5. Inspect the hub unit bearing. Refer to
inspection
below.

4C±50
DRIVE SHAFT SYSTEM
6. Use a dial gauge to measure the bearing axial rattle.
Bearing axial rattle: 0.05 mm max
411R200002If abnormal conditins are discovered during
inspection, go to Step 7. If there are no abnormal
conditions, reassemble the front discrotor and
caliper.
NOTE: Hub, wheel bearing and spindle is integrated to
the hub unit bearing so it must not be disassembled. If it
has abnormal rattle or noize, replace the hub unit bearing.
7. Loosen the caulking around the front drive shaft nuts.
8. Remove the nuts and discard them (they cannot be
reused).
9. Remove the 4 bolts fixing the hub unit bearing to the
knuckle.
Apply penetrating oil to the bearing and knuckle contact
surfaces if the surfaces are stuck together because of
rust.
10. Temporarily install long bolts to 2 of the fixing bolt
holes (the bolts must have the same diameter and
thread width).
411R200012
Legend
(1) Bolt
11. Strike the long bolts with a hammer to loosen and
remove the hub unit bearing from the knuckle.

Take care not to strike the front drive shaft.

Take care not to drop the bearing.
12. Remove the ABS rotor sensor from the bearing.
13. If necessary, replace the wheel pin in the following
manner.

Place hub on a suitable work surface and remove
wheel studs, as required, using a hammer.
411RS004
Inspection
Inspect the parts listed below for abrasion, breakage, and
other abnormal conditions.
Repair or replace the parts as required.

Disc

Caliper

Drive shaft oil seal

ABS sensor rotor

Wheel pin

Hub unit bearing

4C±51 DRIVE SHAFT SYSTEM
Reassembly
1. Install the wheel pin.

Place hub on a wood workbench or a block of wood
approx. 6º by 6º to protect the wheel stud ends and
threads.

Install the wheel stud, using a hammer.
NOTE: Be sure wheel stud is started squarely and seats
completely.
411RS005
2. Install the ABS rotor sensor to the hub unit bearing.
Tighten the bolts to the specified torque.
ABS rotor sensor bolt
Torque: 18.7+5 N´m (1.9+0.5 kg´m)
3. Install the hub unit bearing to the knuckle. Tighten the
bolts to the specified torque.
Hub unit bearing bolt
Torque: 103+10 N´m (10.5+1 kg´m)
If there is rust on the bearing and knuckle contact
surfaces, use sandpaper to remove it before installation.
Take care not to push the front drive shaft and oil seal out
of position.
4. Hand tighten the front drive shaft nuts.
Use new nuts.
5. Install the disc rotor.
6. Install the brake caliper to the bracket.
Refer to
Front disc caliper assembly in Section 5C of this
Manual.7. Tighten the front drive shaft nuts to the specified
torque.
Front drive shaft nut
Torque: 245+19.6 N´m (25+2 kg´m)
411R200005
8. Caulk the front drive shaft nuts.
The caulking must be free of cracks.
411R200006