Diesel Data: Automotive Repair

Component Tests and General Diagnostics

INSPECTION
INSPECT TIRE





1. INSPECT TIRE
a. Check the tires for wear and proper inflation pressure.





Cold tire inflation pressure: (Tire size: P175/65R14 81S, P185/60R15 84T)

b. Using a dial indicator, check the tire runout.
Tire runout: 1.0 mm (0.039 inch) or less





2. ROTATING TIRES

HINT:
^ Rotate tires as shown in the illustration.
^ Rotate as shown in (B) if the spare tire is included in the rotation.





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 g (0.018 lb) or less





4. CHECK WHEEL BEARING LOOSENESS
a. Using a dial indicator, check the backlash near the center of the axle hub.
Maximum: 0.05 mm (0.0020 inch)
If the backlash exceeds the maximum, replace the bearing.
b. Using a dial indicator, check the deviation at the surface of the axle hub outside the hub bolt.
Maximum: 0.05 mm (0.0020 inch)
If the deviation exceeds the maximum, replace the axle hub.
5. CHECK FRONT SUSPENSION FOR LOOSENESS
6. CHECK STEERING LINKAGE FOR LOOSENESS
7. CHECK BALL JOINT FOR LOOSENESS
8. CHECK SHOCK ABSORBER WORKS PROPERLY
^ Check if oil leaks
^ Check mounting bushings for wear
^ Bounce front and rear of the vehicle