Symptom Chart(s)
WARNING:
Vehicle may have multiple drive wheels. Do not use engine to power the driveline unless all drive wheels are elevated off the ground. Drive wheels in contact with ground could cause unexpected vehicle movement. Failure to follow this instruction may result in serious personal injury.
| Condition | Actions |
|---|---|
| Inner edge/shoulder wear | GO to Pinpoint Test A |
| Outer edge/shoulder wear | GO to Pinpoint Test B |
| Heel/toe wear | ROTATE the wheel and tire assemblies. CHECK the alignment, ADJUST as necessary. |
| Diagonal wear | GO to Pinpoint Test C |
| REFER to: Suspension System . |
NOTE:
If equipped, the Lane Keeping System (LKS) can interfere with accurate NVH diagnostics. Disable the Lane Keeping System (LKS) before test driving the vehicle to diagnose NVH concerns. For information on disabling the Lane Keeping System (LKS), refer to the Owner's Literature.
| Condition | Possible Sources | Actions |
|---|---|---|
| Wobble or shimmy | Bent wheel | INSTALL a new wheel as necessary. |
| Damaged tire | INSTALL a new tire as necessary. | |
| Loose wheel nuts | TIGHTEN to specification. | |
| High-speed shake | Tires/wheels | REFER to Radial Runout Measurement - Loaded Hunter Road Force® Method or Radial Runout Measurement - Dial Indicator Method. |
| Vehicle vibration | Tires/wheels | REFER to Radial Runout Measurement - Loaded Hunter Road Force® Method or Radial Runout Measurement - Dial Indicator Method. |