What Causes Abnormal Noise When Braking Slowly in a New Car?

1 Answers
EliasMarie
07/29/25 8:25pm
The reasons for abnormal noise when braking slowly in a new car are: 1. Brake pad break-in; 2. Sand particles entering; 3. Brake system malfunction; 4. Severe brake disc wear; 5. ABS system activation. The noise during light braking at low speeds is mainly caused by friction between the brake pads and discs. Solutions include: 1. New brake pads require break-in to better integrate with old discs; 2. Usually no repair is needed—simply driving can dislodge small sand particles; 3. Missing or damaged brake disc fastening screws or the need for lubrication; 4. Replace the brake disc; 5. Press the brake pedal firmly to the floor to eliminate the noise.
Was this review help?
18
2
Share
More Forum Discussions

Can Baojun Change to a New Logo?

Baojun old cars cannot change to a new logo. Firstly, Baojun's new logo is mainly applied to more technologically advanced and intelligent high-end series models. Secondly, unauthorized logo replacement is illegal. Additionally, vehicles with altered logos will fail the annual inspection at the vehicle management office. Since models vary between brands, changing Baojun's logo to a new one may result in the vehicle being seized by traffic police. Below is relevant information: 1. The "Technical Conditions for Safe Operation of Motor Vehicles" clearly states that at least one permanently maintained trademark or manufacturer's logo should be installed in a visible location on the front exterior of the vehicle. Visible identification marks of the vehicle model should be installed on the exterior surfaces of the vehicle. The license plate should be fixed in a prominent and unaffected position, with its specific location indicated in the product usage manual. 2. According to the relevant provisions of the current "Regulations on Motor Vehicle Registration," owners who change the body color, model, performance, purpose, structure, replace the frame, body, or engine of a licensed motor vehicle must apply for a change of registration at the vehicle management office. Unauthorized actions such as changing the logo, adding a rear spoiler, modifying the vehicle's body kit, or altering the exhaust pipe are not permitted.
11
3
Share

What is the tire model of Audi A4?

The domestic version of Audi A4 comes with two tire specifications: 225/50R17 and 245/40R18, while the imported version uses 245/45R18 tires. Below is relevant information: 1. Tire dimensions are printed on the sidewall, with two representation methods, such as 34*7 or 7.50-20, etc. The former indicates high-pressure tires, while the latter denotes low-pressure tires. There are also many other markings, for example, D is used for light vehicles, F for medium-sized vehicles, G for standard vehicles, and H, L, J for large luxury and high-performance vehicles. If an R is marked on the sidewall, such as 175R13, it indicates a radial tire with a width of 175mm (6.9 inches), mounted on a 13-inch (330mm) diameter rim, usually also marked with the word RADIAL. 2. Automobile tire specification parameters are expressed in millimeters for section width and aspect ratio percentage. This is followed by: tire type code, rim diameter (in inches), load index (permissible load mass code), and permissible speed code.
20
1
Share

How Often Should Honda Civic Brake Pads Be Replaced?

Honda Civic brake pads should be replaced every 30,000 kilometers. The replacement interval for Civic brake pads depends on road conditions, the frequency of brake pedal usage, and the driver's braking intensity. Brake pads, also known as brake linings, are critical safety components in a vehicle's braking system, playing a decisive role in braking performance. Below is relevant information: 1. When descending steep slopes, pre-reduce vehicle speed by selecting an appropriate gear and utilizing engine braking in coordination with the braking system. This effectively reduces the burden on the braking system and prevents overheating. 2. Never turn off the engine while going downhill. Most vehicles are equipped with brake vacuum boosters. If the engine stalls, the brake booster not only fails to assist but also creates significant resistance for the master cylinder, dramatically increasing braking distance. 3. For automatic transmission vehicles driving in urban areas, always lift off the accelerator promptly regardless of speed. Late braking when approaching vehicles closely causes severe brake pad wear and increases fuel consumption. Therefore, automatic transmission vehicles should anticipate red lights or traffic congestion by lifting off the accelerator early - this saves fuel, reduces maintenance costs, and improves driving comfort.
11
1
Share

If a tire is punctured by a nail but is not leaking air, does it need to be replaced?

Tires that have been punctured by a nail need to be replaced. Additional information: 1. Tire pressure: Strictly speaking, it refers to the air pressure inside the tire. Air pressure is the lifeblood of a tire; both too high and too low will shorten the tire's service life. 2. Seasonal factors affecting tire pressure: Tire pressure should be slightly lower in summer because high temperatures can cause the tire to heat up, and high pressure can lead to blowouts. In winter, tire pressure should be slightly higher than in summer due to thermal contraction and expansion. Generally, a car's tire pressure in winter is most suitable between 2.5 and 2.8. 3. If you frequently drive long distances on highways, the tire pressure should not be too low. It is advisable to increase it by about 0.2 compared to the standard tire pressure. If you often drive on rough roads, it is appropriate to decrease the standard tire pressure by about 0.1-0.2. Under normal circumstances, these adjustments can be negligible.
19
1
Share

How Much Do Tires Affect Fuel Consumption?

Tires affect fuel consumption in the following ways: 1. The impact of tire width on fuel consumption: Wider tires have a larger contact area with the ground, resulting in greater friction resistance, which naturally leads to higher fuel consumption. Narrower tires, on the other hand, result in lower fuel consumption, a factor largely determined by inherent design. 2. The influence of tire tread patterns on fuel consumption: Off-road tires with larger tread patterns are suitable for rough terrains like gravel but consume the most fuel. Performance tires, which generally emphasize grip, have wider treads and offer better handling, resulting in moderate fuel consumption. Comfort tires, with their fine and smooth tread patterns, provide the lowest fuel consumption. 3. The effect of toe and camber angles on fuel consumption: Poor wheel alignment (incorrect toe or camber angles) increases friction between the tires and the ground, not only damaging the tires but also raising fuel consumption. 4. The role of tire pressure in fuel consumption: Insufficient tire pressure increases the tire's contact area with the ground, leading to higher friction. This not only causes wear on the tire shoulders but also increases fuel consumption.
10
1
Share

How to set up automatic locking for Volkswagen Magotan?

Magotan automatic locking setup method is as follows: 1. Set in the central control screen car menu, where the automatic locking function is available. 2. Find the "Auto Lock" option and tick it, so that the doors will automatically lock while driving. Here are some related information: 1. The purpose of the automatic locking function is anti-theft. It allows the doors to lock quickly after starting to drive, preventing door-pull robberies during traffic jams or at red lights, providing a certain level of security. Its advantage is that it protects child passengers inside the car, preventing young children from opening the door handles while the car is in motion. 2. The driving automatic locking is also called speed-sensitive automatic locking: it is an electronic device that automatically presses the lock button on the door when the vehicle speed reaches the value set by the computer, preventing accidental door opening. That is, when the speed reaches a set value, the car locks automatically. The set value is generally determined by the manufacturer, mostly between 10-20km/h.
8
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.