Too Much Vibration
The probable root causes are listed below:
- Vibration damper
- Loose engine supports
- Misfiring cylinder
- Alignment and balance
Perform the following checks:
- Check the vibration damper for damage. Tighten the bolts. Check the vibration damper bolt holes for damage and/or wear.
- Run the engine. Check the engine for the following problems: loose mounts, broken mounts, loose brackets and broken brackets. Tighten all mounting bolts.
- Check for a misfiring cylinder. Perform the Cylinder Cutout Test. Refer to the diagnostic functional test Troubleshooting, "Injector Solenoids".
- Check alignment and the balance. If the symptom remains refer to the diagnostic procedure Troubleshooting, "Engine Misfires, Runs Rough or Is Unstable".
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