Check Engine Light with Shaking or Power Loss
The check engine light is illuminated and accompanied by engine shaking or power loss, indicating a potential misfire or fuel/air delivery issue that requires prompt diagnosis.
Diagnosis Details
Possible Causes
Faulty spark plugs or ignition coils causing engine misfire
Vacuum leak (e.g., cracked hose, intake gasket) affecting air-fuel mixture
Fuel system problem (clogged injector, failing fuel pump, or contaminated fuel)
Related OBD-II Codes
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What You Should Do
Have the vehicle scanned for diagnostic trouble codes (DTCs) as soon as possible.
Avoid heavy acceleration or long trips until the issue is diagnosed.
A professional mechanic should inspect ignition components, fuel system, and vacuum lines based on the codes.
Related Repairs
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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.
