Browse

Property For Sale Property For Rent

Used Cars Others

Antiques Collectibles Apparel Baby Kids Items Books， Movies And Music Electronics Free Stuff Garden Outdoor Health Beauty Home Goods Home Improvement Supplies Musical Instruments Office Supplies Others Pet Supplies Sporting Goods Ticket Toys Games Transportation

Business Crafts Design And Web Events Home Improvement Legal Lessons Personal Pets Photography Repair And Technical Support Wellness Writing， Translation， And Transcription Others

Activities & Groups Artists & Musicians Classes & Lessons Events Friendship & Networking Lost & Found Rideshare Sports Teams Volunteers Travel & Travel Partners Skills & Language Swap Other

What is the National Emission Standard Equivalent for Automotive Environmental Standard LV?

2 Answers

LeJames

08/30/25 4:28am

Automotive environmental standard LV corresponds to National IV. Below is extended information on National IV and National V emission standards for vehicles: 1. National IV (Ⅳ) Emission Standard: "Limits and Measurement Methods for Emissions from Light-duty Vehicles" was issued by the Ministry of Environmental Protection on April 15, 2005. Gasoline vehicles began implementing this standard from July 1, 2010, while diesel vehicles implemented it by vehicle type and region. The final nationwide implementation date for diesel vehicles was July 2013. 2. National V (Ⅴ) Emission Standard: "Limits and Measurement Methods for Emissions from Light-duty Vehicles" was announced by the Ministry of Environmental Protection on September 17, 2013. From January 1, 2018, all motor vehicles nationwide fully implemented the National V emission standard. Currently, Beijing, Shanghai, and Guangzhou have taken the lead in implementing the National V emission standard for gasoline vehicles.

Was this review help?

9

3

Share

ElisaFitz

09/11/25 8:28am

I've recently started paying attention to automotive emission standards as I'm planning to buy a new car. My research shows that China's National VI standard corresponds to that 'lv' classification, similar to what's referred to as Level VI internationally. National VI is currently the highest standard, significantly stricter than the previous National V - for instance, nitrogen oxide emission limits have been reduced from 80mg/km to 35mg/km, which makes a substantial difference in urban air quality improvement. When purchasing a vehicle, it's crucial to check the environmental protection label on the vehicle conformity certificate to confirm it meets National VI standards, otherwise you might face restrictions entering certain urban zones. The standard is being implemented nationwide, with full coverage expected by 2023, but buyers should note the differences between National VIa and VIb phases during the transition period, with VIb being more stringent. I'm also considering new energy vehicle options, as these standards are accelerating electrification trends that promise greater environmental benefits and cost savings in the long run.

Was this review help?

6

3

Share

Expand All

More Forum Discussions

What are the symptoms of a damaged high-pressure fuel pump in a car?

Severe shaking, weak acceleration, unstable idle, difficulty starting, and even stalling may occur. Both the fuel pump and the high-pressure fuel pump can fail, although the probability of failure is not high. The reasons for a diesel engine's difficulty starting when hot are as follows: Clogged diesel filter: The low-pressure fuel line is blocked, causing intermittent diesel supply, the fuel transfer pump to draw air, air in the fuel line, and no fuel in the injection pump. Aging injection pump: Internal leakage in the plunger reduces fuel injection volume, delays fuel supply timing, and worsens these issues when the engine is hot. Aging fuel transfer pump: Internal leakage in the piston reduces suction and pressure capability, the check valve does not close tightly, and fuel flows back. Clogged air filter: The air filter is blocked, leading to insufficient air intake. Worn high-pressure fuel pump: Insufficient pressure due to thermal expansion, as sometimes fuel quality issues cause the pump to wear out particularly quickly.

What is the basis for SUV classification?

SUV classification is based on factors such as wheelbase, body length, and engine displacement. SUVs can be categorized into small SUVs, compact SUVs, mid-size SUVs, economy SUVs, mid-high-end SUVs, luxury SUVs, and ultra-luxury SUVs. An SUV refers to a Sports Utility Vehicle, which is a suburban practical vehicle combining the space functionality of a station wagon with the off-road capability of a pickup truck. SUVs are characterized by powerful performance, excellent off-road capability, spacious comfort, and good cargo and passenger capacity. While traditional off-road vehicles excel in terrain adaptability, they often lack in sportiness and comfort. When these shortcomings are addressed and enhanced, the vehicle can be referred to as an SUV.

What does the flashing yellow i-stop light on the Mazda 3 Axela indicate?

The flashing yellow i-stop light on the Mazda 3 Axela indicates that the auto start-stop system has been deactivated and cannot function normally. Under normal circumstances, the i-stop system is enabled by default (green when active, yellow when inactive). When the vehicle comes to a temporary stop, the engine automatically shuts off, and pressing the accelerator pedal restarts the engine normally. To address the yellow i-stop light issue, simply reactivate the i-stop system. The Mazda 3 Axela's auto start-stop feature has usage restrictions: it won't operate properly if the car battery lacks sufficient charge, if the battery temperature is too high or too low, or if seat belts aren't fastened during driving. The Mazda 3 Axela measures 4582mm in length, 1795mm in width, and 1458mm in height, with a wheelbase of 2726mm.

What should be paid attention to during the first maintenance?

During the first maintenance, the following points should be noted: 1. Replace the engine oil and oil filter, and clean the air filter; 2. Check whether the coolant level of the car is in a normal state; 3. Inspect the car's brakes and whether there are any scratches on the chassis components; 4. Check if the power steering fluid level is normal and whether there are any oil leaks at the oil pipe connections; 5. Examine the generator, air conditioning, water pump, and the aging and tension of the belts. The first maintenance time is determined by two indicators: mileage and time, whichever comes first. The first maintenance time and maintenance cycle vary for different cars; some cars require it at only 2,000 kilometers, while others may need it at up to 8,000 kilometers. This variation is due to differences in the specific technical conditions of the vehicles.

How to Pass Through Highway Toll Stations for Beginners

Methods for beginners to pass through highway toll stations: Before entering the toll station, drivers should closely observe the overhead light signals in the lanes and choose an entrance with a green light. Reduce speed and proceed in an orderly queue, avoiding rushing or competing for lanes. When approaching the toll booth, position the vehicle as close as possible to the toll kiosk, aligning the driver's side window with the toll window to facilitate cash, ticket, or pass card transactions between the toll collector and driver. Toll stations are generally located in two configurations: one is directly on the main highway, also known as barrier-type, typically used at the start or end points of tolled highway sections; the other is situated at interchanges or connecting ramps, commonly employed at grade-separated intersections between tolled highway segments to control vehicles entering or exiting the mainline from intersecting roads.

What is the size of the photo for a driver's license?

The photo for a driver's license is 3.2cm × 2.2cm. Below is relevant information about the driving test: Definition of driving test simulation fee: The simulation fee and venue fee refer to the costs required for simulating the test at the examination venue. During the process of obtaining a driver's license, apart from the registration fee, simulation fee, and venue fee, there are no other costs. However, the decision to take the simulation test or not is entirely up to the individual—you can choose to simulate or not. Driving test: Applicants for a motor vehicle driver's license must pass the following four subjects: Subject 1—Road traffic safety laws, regulations, and related knowledge test; Subject 2—Venue driving skills test; Subject 3—Road driving skills test; and Subject 4—Safe and civilized driving knowledge test. The test sequence follows Subject 1, Subject 2, Subject 3, and Subject 4 in order. Only after passing the previous subject can one proceed to the next subject's test.

Trending Ranking

How to Screw on a License Plate?

What to pay attention to when buying a used GW250

Do I Need to Press the Electronic Parking Brake Every Time?

What are the differences between the 2018 and 2019 Buick Excelle?

How often should the spark plugs in a Volkswagen be replaced?

Where is the motorcycle engine number located?

Which country manufactures Kawasaki?

What does 'logging driving hours' mean in the driver's license test?

How deep water can a sedan pass through?

How to Turn on Fog Lights?

More Forum Discussions

Lynk & Co 06: Three-Cylinder or Four-Cylinder?

Will Used Car Dealers Sell Flood-Damaged Vehicles?

What size photo is required for a driver's license?

What Causes Loud Engine Noise and Vibration?

Help

Cookie

Cookie Settings

© 2025 Servanan International Pte. Ltd.