How many kilometers can a run-flat tire drive after losing air?

1 Answers
DelAliyah
07/29/25 12:32pm
Run-flat tires can typically drive about 80 kilometers after losing air. The main purpose of run-flat tires is to prevent the vehicle from losing control in the event of sudden tire pressure loss. Run-flat tires consist of an outer tire, a standard inner tube, a spare inner tube, a steel rim, a gas generator, a pressure sensor, and a control unit. The characteristics of run-flat tires include: 1. Run-flat tires have support and resilience, allowing the wheel rim and tire to combine and support the vehicle in case of sudden air loss or a blowout, reducing danger; 2. After a blowout, run-flat tires do not immediately lose all air, enabling the driver to continue driving for a certain distance even with air leakage; 3. Run-flat tires feature reinforced sidewalls, enhancing the tire's usability.
Was this review help?
3
4
Share
More Forum Discussions

Can You Apply Film If the Sunroof Doesn't Drain Well?

You can apply film to a car sunroof. Reasons for sunroof leakage: If a car sunroof leaks, it may be due to an issue with the drainage system. There is a recessed area around the sunroof, and if drainage is poor, water can flow into the interior. The main causes of leakage are the two drainage tubes in the A-pillars—for example, aging or damaged rubber seals at the connection points can lead to leaks. Sunroof maintenance methods include: Regularly clean the sunroof's drainage channels and wipe the sunroof tracks with a damp sponge. After washing the car, apply silicone oil to the sunroof's sealing strips to effectively prevent rubber aging and extend the lifespan of the seals.
2
1
Share

Does the Handbrake Need to Be Pulled Very Tight?

The handbrake does not need to be pulled very tight. Hazards of pulling the handbrake too tight: Excessive or prolonged stretching of the metal cable can accelerate its deformation and aging, leading to a looser handbrake or even cable breakage. The correct method is to pull the handbrake until the rear wheels lock, then lift it a little further, just enough to prevent the vehicle from rolling. Precautions for using the handbrake: When parking on a slope for an extended period, relying solely on the handbrake can accelerate wear on the cable. The correct approach is to first use the handbrake to park, then place a brick or similar object against the front edge of the wheel facing the downhill side. Release the handbrake to transfer the force to the wheel, then re-engage the handbrake. Avoid using the handbrake for prolonged periods on slopes. Do not engage the handbrake after washing the car in winter. Driving on icy or snowy roads in winter may cause the handbrake to freeze due to accumulated snow, making the vehicle unable to move. Additionally, when washing the car in winter, avoid using the handbrake; instead, use the gear or a brick to secure the vehicle.
14
5
Share

Is it a violation to not use the turn signal when making a right turn?

Not using the turn signal when making a right turn is a violation. Precautions for making a right turn: Pay attention to the straight-going vehicles on the left. When making a right turn, observe both the right and left sides for vehicle conditions. Be mindful of oncoming left-turning vehicles. In addition to watching for straight-going vehicles, also check for any left-turning vehicles from the opposite direction. When turning right, always observe the vehicles on the left and yield to them, whether they are turning left or going straight. Watch for pedestrians. When making a right turn, besides the crosswalk before the intersection, there may also be a crosswalk at the corner. Be sure to check for pedestrians on the crosswalk. Rules for U-turns: Motor vehicles can make a U-turn at locations where there are no signs or markings prohibiting U-turns or left turns. If there are traffic signs clearly indicating U-turns during red or green lights, the U-turn should be made during the specified signal period.
3
4
Share

What does mic mean on a car?

Car mic refers to a microphone. The following is an introduction to car microphones: Microphone definition: The scientific name of a microphone is actually a transducer, which is a device that converts sound signals into electrical signals. It is directly transliterated from the English word 'Microphone'. Microphone working principle: The principle of a microphone is that the vibration of sound is transmitted to the diaphragm of the microphone, pushing the internal magnet to form a changing current, which is then sent to the subsequent sound processing circuit for amplification. Microphone classification: Wireless microphones can generally be divided into three frequency bands: FM band, VHF band, and UHF band.
2
0
Share

What is the logo and lettering of the Phaeton?

The logo lettering of the Phaeton is 'Phaeton'. Below are the specific details about the Volkswagen Phaeton: Vehicle Positioning: The Volkswagen Phaeton is a luxury sedan produced by Volkswagen AG in Germany. Its body dimensions are 5179mm in length, 1903mm in width, and 1450mm in height, with a wheelbase of 3001mm. Four-Wheel Drive System: The Phaeton is equipped with Volkswagen's 4motion all-wheel-drive system, which significantly reduces understeer. The Phaeton also features a range of electronic assistance systems such as ESP. Powertrain: The Phaeton is powered by a W12 engine with a displacement of 5988cc, delivering an output power of 309 kW/420 HP and a maximum torque of 550 Newton meters. The W12 engine measures 513mm in length and utilizes magnesium valve covers, dual intake/exhaust pipes, and a timing chain cover.
1
1
Share

What are the main types of new energy vehicles?

New energy vehicles include four major types: pure electric vehicles (BEV, including solar-powered vehicles), hybrid electric vehicles (HEV/PHEV), fuel cell electric vehicles (FCEV), and other new energy vehicles (such as those using supercapacitors, flywheels, and other high-efficiency energy storage devices). The advantages of new energy vehicles include environmental friendliness, low noise, and fast acceleration. The specific advantages are as follows: Environmental Friendliness: Pure electric vehicles can achieve zero pollution during operation, emitting no harmful gases that pollute the atmosphere. Low Noise: The noise and vibration levels of electric motors during operation are significantly lower than those of traditional internal combustion engines. Fast Acceleration: Electric motors can deliver maximum torque across the entire speed range, resulting in very rapid acceleration from a standstill. In contrast, traditional vehicles typically need to reach 2000 RPM to output maximum torque.
7
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.