
Engine Misfire or Idle Vibration
The whole car shakes at idle, which is often caused by an engine misfire, worn engine mounts, or a vacuum leak. This can lead to poor performance and potential damage if not addressed.
Diagnosis Details
Possible Causes
Engine misfire due to faulty spark plugs, ignition coils, or fuel injectors
Worn or broken engine mounts allowing excessive vibration transfer
Vacuum leak causing erratic idle and shaking
Related OBD-II Codes
Not satisfied with this diagnosis?
Try Another DiagnosisWhat To Do Next
What You Should Do
Check for diagnostic trouble codes using an OBD-II scanner.
Inspect spark plugs and ignition coils for wear.
Examine engine mounts for cracks or separation.
Listen for vacuum leaks around intake manifold and hoses.
Related Repairs
Share this diagnosis
Help others with similar symptoms
Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.



