What to Do When the Engine Yellow Light Comes On After Adding Bad Fuel?

1 Answers
DelFinn
07/29/25 3:41pm
Solutions for the engine yellow light coming on after adding bad fuel: 1. Clean the vehicle's fuel supply system; 2. Replace damaged vehicle components; 3. Use high-quality gasoline. Before leaving the factory, vehicles have clear specifications for fuel requirements. The type of gasoline to be added depends on the engine's compression ratio. If a vehicle that requires high-octane fuel accidentally receives low-octane fuel, the engine may experience knocking, reduced power, increased water temperature, and metallic knocking sounds during operation. Poor-quality fuel can affect engine performance and lifespan, thereby impacting the vehicle's overall power and fuel economy. Recommendations for vehicle owners: 1. Use high-quality fuel; 2. Regularly clean and maintain the fuel and intake systems.
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