Diesel Data: Automotive Repair

Component Tests and General Diagnostics

WHEEL AND TIRE SYSTEM
INSPECTION
1. INSPECT TIRE
a) Check the tires for wear and proper inflation pressure.





Cold tire inflation pressure





b) Using a dial indicator, check the tire runout (vertical and horizontal).
Tire runout: 1.4 mm (0.055 inch) or less





2. ROTATE TIRE

HINT: Rotate tires as shown in the illustration.

3. INSPECT WHEEL BALANCE





a) Check and adjust the off-the-car balance.
b) If necessary, check and adjust the on-the-car balance.
Imbalance after adjustment: 8.0 grams (0.018 lbs.) or less
4. INSPECT BEARING BACKLASH
5. INSPECT AXLE HUB DEVIATION
6. INSPECT BEARING BACKLASH
7. INSPECT AXLE HUB DEVIATION