Chassis Maintenance: 3S80A-R: Inspection: Vibration
WARNING: This page is about a different car, the 2008 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.
If vibration is present at high speed, inspect propeller shaft runout first.
- With a dial indicator, measure propeller shaft runout at runout measuring points by rotating final drive companion flange with hands.
Limit
Propeller shaft runout: Refer to PROPELLER SHAFT RUNOUT .
- If runout still exceeds specifications, separate propeller shaft at final drive companion flange; then rotate companion flange 120, 240 degrees and install propeller shaft.
- Check runout again. If runout still exceeds specifications, replace propeller shaft assembly.
- Check the vibration by driving vehicle.