Where is the QR code located on a compact car?

2 Answers
VonClara
07/25/25 8:44am
The QR code is located at the bottom left corner of the front windshield. Compact cars can be classified into Class A, B, C, and D. Class A: Class A (including A0 and A00) refers to compact cars. Generally, Class A cars have a wheelbase ranging from approximately 2.3 to 2.45 meters and an engine displacement of about 1.3 to 1.6 liters. Models such as the Ford Focus from Changan Ford, the Volkswagen Sagitar, Golf from FAW-Volkswagen, and the Lavida from SAIC Volkswagen are considered stars in the Class A segment. Class B: Class B mid-size sedans have a wheelbase of about 2.45 to 2.6 meters and an engine displacement ranging from 1.6 to 2.4 liters. The Class B market has gradually become the main battleground for domestic automakers. Models such as the Audi A4, Passat, Brilliance, and Eastar all belong to the Class B category. Class C: Class C premium sedans have a wheelbase of approximately 2.6 to 2.8 meters and an engine displacement of 2.3 to 3.0 liters. The most renowned Class C car in China is undoubtedly the Audi A6. Class D: Class D luxury sedans are mostly characterized by their imposing appearance, extremely spacious interiors, and powerful engines. They generally have a wheelbase exceeding 2.8 meters and an engine displacement of 3.0 liters or above. Common Class D models include the Mercedes-Benz S-Class, BMW 7 Series, Audi A8, Rolls-Royce, and Bentley, among others.
Was this review help?
17
0
Share
JulianLynn
08/10/25 7:01pm
To find the QR code for a small car, mainly check three locations. The most common spot is the lower left corner of the windshield, right below the driver’s line of sight—many vehicle inspection stations focus on this area during checks. Another common location is the label attached to the passenger door frame, which can be seen by crouching down when opening the door. The third spot is on the vehicle conformity certificate inside the glove compartment; this QR code is primarily used to verify vehicle parameters. If dark window tinting prevents scanning the windshield QR code, avoid forcibly peeling it off—simply visit the vehicle inspection station for a replacement to avoid damaging the window film and creating more hassle.
Was this review help?
9
4
Share
Expand All
More Forum Discussions

What are the major maintenance items for the Toyota Prado?

Toyota Prado's major maintenance items mainly include changing the engine oil, three filters, and all vehicle fluids, along with some necessary routine inspection items. The specific items are as follows: 1. Replace all vehicle fluids: Replace brake fluid, transmission fluid, power steering fluid, and coolant. Check the wear condition of the brake pads, tire wear and tire pressure, as well as the aging and wear condition of rubber components such as the engine's external belts to ensure they are normal. Inspect the engine, transmission, and shock absorbers for any oil leakage. 2. Clean the oil filter: Depending on usage, check the carbon buildup in the intake and exhaust systems. If necessary, perform cleaning and maintenance on the intake and exhaust systems as well as the lubrication circuit. This generally includes: cleaning the fuel injectors, cleaning the throttle idle valve, cleaning the intake manifold, cleaning the three-way catalytic converter, and cleaning the engine's lubrication circuit.
2
2
Share

Do Electric Vehicles Have Exhaust Pipes?

Do electric vehicles have exhaust pipes? Common exhaust pipe faults in electric vehicles: Symptom: During driving, the muffler exhibits backfiring. During a stationary inspection, when removing the high-voltage main ignition wire from the ignition coil and testing the spark at a distance of 34mm from the cylinder block, sparking is normal when adjusting the distributor contact points or rotating the crankshaft. The distributor contact points show signs of burning. After sanding the contacts and adjusting the gap to 0.35-0.45mm, the engine starts and runs normally. However, after driving, the muffler starts backfiring again. Inspection and Troubleshooting: Checking the ignition sequence, distributor contact arm spring force, ignition timing, and spark plugs revealed no issues. Further inspection of the carburetor air filter and valve clearance also yielded no results.
13
5
Share

Is the Audi DLZ engine the EA839?

Audi DLZ engine is the EA839. Here are the relevant introductions: 1. EA839 engine: The EA839 engine adopts the currently most popular Hot-V design. Hot-V means that the two turbochargers are installed in the middle of the V-shaped cylinder angle instead of the outside. The Hot-V design can directly place the three-way catalytic converter in the middle of the V-shaped cylinders, tightly coupled and adjacent to the two turbochargers. 2. Benefits: This design makes the engine very compact while achieving better intake cooling effects, improving the efficiency and response of the turbochargers. The earliest Hot-V design was commonly seen in V8 engines, with BMW and Mercedes' V8 twin-turbo engines using this design. Audi was the first to apply this design to a V6 engine, making it a technical masterpiece in the V6 category after BMW and Mercedes opted for inline-6 engines.
4
3
Share

Can the Voice System Deploy Airbags?

No. Airbags will only deploy when the vehicle suffers a severe impact within 30 degrees on either side of the front. Below is relevant information about airbags: Introduction: The electronic control safety airbag system is a passive safety protection system (see vehicle safety performance) designed to work in conjunction with seat belts, providing effective collision protection for occupants. Principle: Airbags are made of special nylon fabric with rubber lining and are filled with harmless helium during operation. In the event of a collision, it takes approximately 0.03 seconds for the airbag to inflate. This rapid inflation speed ensures the airbag is in position when the passenger's body is restrained by the seat belt while the head continues moving forward. When the head contacts the airbag, the airbag begins deflating through vent holes on its surface. The gas is released at a controlled rate to ensure gradual deceleration of body parts.
6
4
Share

Can You Park at an Intersection?

No. Parking at an intersection may result in being photographed and ticketed. Here are the relevant details: Regulations: Parking is prohibited in sections with no-parking signs or markings, in sections where there are separation facilities between motor vehicle lanes and non-motor vehicle lanes or sidewalks, as well as in crosswalks and construction zones. Parking is also prohibited at intersections, railway crossings, sharp curves, narrow roads less than 4 meters wide, bridges, steep slopes, tunnels, and within 50 meters of these locations. Note: Parking is not allowed in areas marked with no-parking signs, including bus stops, emergency stations, fire stations, and certain special stops or passages. Drivers should not stay too far or too long away from their vehicles. If retrieving items, they should return immediately and leave the area as soon as possible.
12
5
Share

Does the 2021 Sagitar come with a particulate filter?

The 2021 Sagitar is equipped with a particulate filter to meet the China VI emission standards. The particulate filter is a ceramic filter installed in the diesel engine's emission system, which captures particulate emissions before they enter the atmosphere. It can reduce the soot produced by diesel engines by more than 90%, and the captured particulate emissions are subsequently burned off during vehicle operation. Pollution from diesel engines mainly comes from three sources—particulate emissions, hydrocarbons (HCx), nitrogen oxides (NOx), and sulfur. Among these, particulate emissions (soot) are mostly composed of tiny particles of carbon or carbon compounds (smaller than 4-20μm). How the particulate filter works: The diesel particulate filter is coated with metals like platinum, rhodium, and palladium. The black smoke containing carbon particles emitted by the diesel engine enters the exhaust particulate filter through a dedicated pipe. After passing through its densely arranged bag-type filter, the carbon soot particles are adsorbed onto a filter made of metal fiber felt. When the adsorbed particulate matter reaches a certain level, the burner at the end automatically ignites, burning off the carbon soot particles adsorbed on it and converting them into harmless carbon dioxide. To check whether the 2021 Sagitar has a particulate filter, you can use the following three methods: Check the Owner's Maintenance Manual and Owner's User Manual to see if the particulate filter function is mentioned. Additionally, carefully review the fault codes in the manual to see if there is a "Particulate Filter" warning light indicator. Check the label on the oil filler cap. If it clearly states 0W-20 grade oil, it indicates the presence of a particulate filter. Look behind the catalytic converter to see if there is an additional cylindrical section on the exhaust pipe. If there is, that is the particulate filter.
16
5
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.