General Procedures
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NOTE:
- Some variation in the illustrations may occur, but the essential information is always correct.
- RH illustration shown, LH similar
- All measurements must taken with the wheel installed.
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WARNING: Make sure to support the vehicle with axle stands.
Raise the front of the vehicle.
- Mount the DTI Dial Test Indicator (DTI) gauge to the bolt as shown with tool 100-053.
Make sure the DTI is securely mounted.
Position the DTI probe 5 mm from the outer edge of the disc.
- Zero DTI and rotate road wheel one complete revolution to measure disc runout.
Position the DTI probe in the centre of the disc.
- Zero DTI and rotate road wheel one complete revolution to measure disc runout.
Position the DTI probe 5 mm from the inner edge of the disc.
- Zero DTI and rotate road wheel one complete revolution to measure disc runout.
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NOTE: The disc runout limit is 0.075 mm.
If the disc runout exceeds the limit check the hub drive flange and bearing runout.
For additional information, refer to: Front Wheel Bearing and Wheel Hub Runout Check - Vehicles With: High Performance Brakes (General Procedures).
- If hub runout is within the limit replace the brake disc.
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Install the wheel.
- Tighten the road wheel nuts in sequence as shown above to the following:
- Stage 1: 4 Nm.
- Stage 2: 60 Nm.
- Stage 3: 125 Nm.
- Re-check the disc runout as detailed above.
Remove DTI and install the bolt. 90 Nm.