Diesel Data: Automotive Repair
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Axle System








AXLE: AXLE SYSTEM:

ON-VEHICLE INSPECTION

1. REMOVE FRONT WHEEL
2. INSPECT FRONT AXLE HUB BEARING BACKLASH
(a) Remove the 2 bolts, brake caliper and disc.
(b) Securely support the brake caliper.





(c) Using a dial indicator, check for backlash near the center of the axle hub.
Maximum:
0.05 mm (0.0020 in.)
If backlash exceeds the maximum, replace the bearing.
(d) Install the disc, brake caliper and 2 bolts.
Torque: 107 Nm (1090 kgf-cm, 79 ft-lbf)

NOTE: Ensure that the dial indicator is set at right angles to the measurement surface.

3. INSPECT FRONT AXLE HUB BEARING DEVIATION
(a) Remove the 2 bolts, brake caliper and disc.
(b) Securely support the brake caliper.





(c) Using a dial indicator, check for deviation in the surface of the axle hub outside the hub bolt.
Maximum:
0.05 mm (0.0020 in.)
If deviation exceeds the maximum, replace the axle hub.
(d) Install the disc, brake caliper and 2 bolts.
Torque: 107 Nm (1090 kgf-cm, 79 ft-lbf)

NOTE: Ensure that the dial indicator is set at right angles to the measurement surface.

4. REMOVE REAR WHEEL
5. INSPECT REAR AXLE HUB BEARING BACKLASH
(a) Remove the 2 bolts, brake caliper and disc.
(b) Securely support the brake caliper.





(c) Using a dial indicator, check for backlash near the center of the axle hub.
Maximum:
0.05 mm (0.0020 in.)
If backlash exceeds the maximum, replace the axle hub assembly.
(d) Install the disc, brake caliper and 2 bolts.
Torque: 62 Nm (630 kgf-cm, 46 ft-lbf)

NOTE: Ensure that the dial indicator is set at right angles to the measurement surface.

6. INSPECT REAR AXLE HUB BEARING DEVIATION
(a) Remove the 2 bolts, brake caliper and disc.
(b) Securely support the brake caliper.





(c) Using a dial indicator, check for deviation in the surface of the axle hub outside the hub bolt.
Maximum:
0.07 mm (0.0027 in.)
If deviation exceeds the maximum, replace the axle hub assembly.
(d) Install the disc, brake caliper and 2 bolts.
Torque: 62 Nm (630 kgf-cm, 46 ft-lbf)

NOTE: Ensure that the dial indicator is set at right angles to the measurement surface.
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