What to Do When the Car's Exhaust Fault Light Comes On?

[LaElisa]

Solutions for when the car's exhaust fault light comes on: Start and turn off the vehicle three times, then start the vehicle again to observe if the exhaust fault light is still on. If it remains on, promptly take the car to a 4S shop for inspection and repair. 2. Poor fuel quality may require switching to higher-quality fuel. As one of the primary sources of air pollution, car exhaust contains a large amount of harmful substances, including carbon monoxide, nitrogen oxides, hydrocarbons, and solid suspended particles. The hazards of an emission system failure include: 1. Excessive carbon buildup; 2. Reduced safety during vehicle operation and shortened engine lifespan; 3. Engine overheating, leading to sintering or detachment of the three-way catalytic converter carrier and increased exhaust resistance; 4. Exceeding emission standards for harmful substances.