What are the vehicle inspection exhaust emission standards?

2 Answers
McPeyton
08/26/25 5:58am
Vehicle inspection exhaust emission standards are as follows: 1. According to the definition in RB/T218-2017 "Requirements for Qualification Assessment of Inspection Bodies - Motor Vehicle Inspection Institutions", motor vehicle inspection includes three categories: motor vehicle safety technical inspection, motor vehicle emission inspection, and comprehensive performance inspection of automobiles; 2. For passenger cars and blue-license minivans, within the first six years after new vehicle registration, inspection is required every two years; after six years, inspection is required annually; after fifteen years, inspection is required twice a year; 3. For trucks, after registration, inspection is required annually; after ten years, inspection is required twice a year. The documents required for vehicle annual inspection include: the vehicle's driving license, valid compulsory insurance policy, and vehicle and vessel usage tax.
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VanHaley
09/08/25 8:32am
As a seasoned driver, I'm quite familiar with vehicle inspection exhaust standards. The exhaust emission test is a mandatory part of vehicle inspections, aimed at ensuring compliance with environmental regulations. China currently implements the National VI standard, which limits emissions of harmful gases such as carbon monoxide, hydrocarbons, and nitrogen oxides. Common issues leading to excessive emissions include catalytic converter failure or poor engine combustion efficiency, which can cause the vehicle to fail inspection. I recommend that car owners prepare in advance: for example, clean the three-way catalytic converter every six months, use high-quality fuel to avoid impurity buildup, and check the exhaust pipe for damage or leaks. In daily driving, avoiding sudden acceleration and braking can also reduce exhaust emissions, making it easier for the vehicle to pass inspection. From a safety perspective, these standards help reduce smog pollution and protect community health and the environment. In short, maintaining good vehicle upkeep makes it easy to handle inspections.
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