Component Tests and General Diagnostics

TIRE AND WHEEL: TIRE AND WHEEL SYSTEM: INSPECTION

INSPECTION

1. INSPECT TIRES
(a) Check the tires for wear and proper inflation pressure.
Cold tire inflation pressure:





*1: For driving under 100 mph (160 km/h)
*2: For driving at 100 mph (160 km/h) or over





(b) Using a dial indicator, check the runout of the tires.
Tire runout:
1.4 mm (0.055 in.) or less





2. ROTATE TIRE
HINT: Rotate the 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 g (0.018 lb.) or less
- Use a cleaning detergent to remove dirt, oil, and water from the surface where the balance weight is to be adhered.
- Do not touch the sticking surface of the tape.
- Adhere the sticking type balance weight to the flat position shown in the illustration.
- Push the balance weight securely with a finger to adhere it to the position.
- Do not reuse the balance weight.
- Use the LEXUS genuine sticking type balance weight.
HINT: The inner side balance weight should be installed by clipping it to the rim.

4. INSPECT FRONT AXLE HUB BEARING LOOSENESS
HINT:
Front Axle Hub

5. INSPECT REAR AXLE HUB BEARING LOOSENESS
HINT:
Rear Axle Hub and Bearing for 2WD, Rear Axle Hub and Bearing for 4WD)

6. INSPECT FRONT AXLE HUB RUNOUT
HINT:
Front Axle Hub

7. INSPECT REAR AXLE HUB RUNOUT
HINT:
Rear Axle Hub and Bearing for 2WD, Rear Axle Hub and Bearing for 4WD)