What does the faucet symbol on the car dashboard indicate?

[AbelMarie]

The faucet symbol displayed on the car dashboard refers to the engine malfunction indicator light. The reasons for its illumination include: 1. Poor engine combustion state; 2. Engine knocking; 3. Poor fuel quality; 4. Dirty engine cylinder interior. Car dashboard indicator lights are categorized as follows: 1. A yellow triangle with an exclamation mark in the middle indicates the traction control warning light; 2. A yellow bracket with an exclamation mark in the middle refers to the tire pressure monitoring fault indicator; 3. A yellow bulb with an exclamation mark in the middle indicates the lighting fault warning light; 4. A yellow gear with an exclamation mark in the middle refers to the transmission fault indicator; 5. A yellow fan with an exclamation mark in the middle indicates the windshield wiper fault warning light.

[DelLeonardo]

The engine malfunction light looks like a dripping faucet, but it actually indicates an emission control issue. I once experienced the light coming on due to a leaking wastegate valve, with white smoke billowing from the exhaust like boiling water. When the light comes on, pay special attention to three things: first, check the coolant temperature gauge to prevent overheating and cylinder scoring; second, listen for abnormal exhaust noises to avoid catalytic converter damage; third, test for acceleration hesitation. Last year before the vehicle inspection, the light came on, and the repair shop suggested running at high speeds to increase RPM, which actually cleared the carbon deposits. However, if the light stays on constantly, you need to check the specific trouble code. Minor issues like a dirty throttle body can be fixed for around a hundred dollars, while major repairs can cost four figures.