What Does It Mean When the Car Engine's Yellow Light Comes On?

[VonAliyah]

When the car engine's yellow light comes on, it indicates a fault in the engine. The reasons for the light coming on include: 1. Damaged coolant temperature gauge and air flow meter; 2. Poor engine maintenance; 3. Damaged intake air temperature sensor and oxygen sensor; 4. Use of poor-quality fuel; 5. Faulty spark plugs and ignition coils; 6. Fuel pump failure or clogged fuel lines; 7. Dirty air filter. The solutions for the engine's yellow light coming on are: 1. Replace the coolant temperature gauge and air flow meter; 2. Perform timely engine maintenance; 3. Replace the intake air temperature sensor and oxygen sensor; 4. Switch to higher-grade fuel; 5. Replace the spark plugs and ignition coils.