Why Does the Car Shake Violently After Refueling?

1 Answers
Trenton
07/29/25 12:18pm
The reasons for car shaking after refueling may include: 1. Poor fuel quality, such as high water content or excessive impurities, leading to abnormal engine operation and shaking; 2. Fuel pump malfunction due to internal or wiring issues, causing overheating, poor operation, short circuit, or burnout, resulting in insufficient or stopped fuel supply; 3. Clogged fuel filter or excessive foreign particles, obstructed fuel supply, or issues with the fuel line such as blockage, rupture, corrosion, or deformation (due to scraping or collision, etc.); 4. Faulty fuel injector, abnormal fuel injection, or injector clogging (due to foreign particles or impurities).
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