- Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
- Closely inspect each tire for proper and even bead seating.
- If any of the tire beads were not properly or evenly seated, reseat
the tire bead, then proceed to step 4. Refer to
Tire Mounting and Dismounting
in Tires and Wheels.
- Place a fixed object, such as a jack stand, at the front of the
tire close to the tread. Position the top of the jack stand close to the tread.
- Slowly rotate the tire and wheel assembly one complete revolution
and observe the average amount of radial runout.
- Place a fixed object, such as a jack stand, at the side of the
tire close to the sidewall. Position the top of the jack stand close to the
sidewall.
- Slowly rotate the tire and wheel assembly one more complete revolution
and observe the amount of lateral runout. Ignore any jumps or dips due
to sidewall splices and observe an average lateral runout measurement.
- Repeat steps 4 through 8 until all of the tire
and wheel assembly radial and lateral runout measurements have been taken.
- Lower the vehicle.