NO.22 VIBRATION CONCERNS (ENGINE) [AJ]


BME010300103227

22

Vibration concerns (engine)

DESCRIPTION

• Vibration from under hood or driveline

POSSIBLE CAUSE

• Loose attaching bolts or worn parts
• Components malfunction such as worn parts

Diagnostic procedure

STEP

INSPECTION

ACTION

1
• Inspect the following components for loose attaching bolts or worn parts:
- Cooling fan
- Drive belt and pulleys
- Engine mounts
• All items normal?
Yes
Inspect the following systems:
• Wheels
• ATX
• Driveline
• Suspension
No
Readjust or retighten the engine mount installation position.
Service if necessary for other parts.
2
• Verify test results.
- If normal, return to diagnostic index to service any additional symptoms.
- If malfunction remains, inspect related Service Information and perform repair or diagnosis.
• If vehicle is repaired, troubleshooting completed.
• If vehicle is not repaired or additional diagnostic information is not available, replace or reprogram the PCM.