Pinpoint Test D: Wheel End Vibration Analysis

D1 INSPECT THE TIRES
- Inspect the wheels and tires.
- Are the wheels and tires OK?
  - Yes : GO to 2.
  - No : INSTALL new wheels and tires as necessary. REPEAT the Road Test as outlined.
D2 INSPECT WHEEL AND TIRE RUNOUT
- Inspect the wheel and tire runout.
- Is the wheel and tire runout OK?
  - Yes : GO to 3.
  - No : REPAIR as necessary. REPEAT the Road Test as outlined.
D3 INSPECT THE WHEEL BEARINGS
- Inspect the wheel bearings.
- Are the wheel bearings OK?
  - Yes : VERIFY the customer concern.
  - No : INSTALL new wheel bearings.