What are the warning signs of brake failure?

2 Answers
RoseLee
07/30/25 12:26am
Introduction to the warning signs of brake failure: 1. The brakes feel increasingly soft. Abnormal weakening of braking force can result from three situations. Insufficient oil pressure in the wheel cylinder or master cylinder, or possible oil leakage. 2. The brake pedal fails to return fully. If the brake does not return, check whether the brake fluid is insufficient, whether there is oil leakage in the brake wheel cylinder, pipelines, or joints, and whether the master cylinder or wheel cylinder components are damaged. 3. The brakes feel increasingly hard. When pressing the brake pedal, if it feels high and stiff, making starting or driving difficult, it may be due to a faulty one-way valve in the vacuum storage tank of the brake booster system. 4. Trembling when pressing the brake. This is usually caused by uneven surface flatness of the brake disc, especially in older vehicles. The faster the speed, the more intense the vibration when braking. It is recommended to replace the wheel hub brake pads. 5. Uneven braking when pressing the brake. This is mainly caused by uneven force application on the brake pads by the left and right wheel cylinders of the brake system.
Was this review help?
6
5
Share
AshleyLynn
08/15/25 5:01am
Don't ignore those warning signs before brake failure. Having driven for decades, my experience tells me that when the brake pedal becomes too soft or has increased travel distance, that's the first red flag. Strange noises during braking, like metal grinding or hissing sounds, indicate worn brake pads. Slower deceleration, especially on rainy days or slopes, suggests reduced braking efficiency. If the brake warning light comes on or you smell burning, that signals hydraulic system leakage. I've encountered this situation before - fortunately, I got to the repair shop in time to replace components, otherwise it could have been disastrous on the highway. Pay attention to these changes during daily driving and develop the habit of listening to your car's sounds - it could save your life in critical moments. Regular maintenance checks on brake fluid and pad thickness can also prevent problems.
Was this review help?
19
3
Share
Expand All
More Forum Discussions

Features of Business Vehicles

Features of Business Vehicles: Spacious: 7-seater business vehicles adopt large space designs. Many modern models of this type feature face-to-face conference table designs, allowing business professionals to conduct negotiations directly inside the vehicle. At the same time, these models also offer very large trunk spaces, capable of accommodating many bulky items such as golf bags, long fishing rods, and fishing equipment, providing an exceptionally wide range of space. Currently, some automobile manufacturers use unique designs to layout the interior of business vehicles like aircraft cabins, which has also gained widespread popularity. High Safety Standards: Generally, the most concerning issue while driving is the safety standards of the vehicle. The 7-seater business vehicles are equipped with comprehensive seat belts, standard safety headrest designs, and front and rear safety brakes, offering a brand-new safety experience from both the driver's and passengers' perspectives. Exquisite Craftsmanship: 7-seater business vehicles also emphasize perfection in craftsmanship. For example, the well-known Mercedes-Benz series of 7-seater business vehicles has earned widespread acclaim for its leading craftsmanship. From the design of car components, the top, bottom, and side panels, to the painting process, the best devices and equipment are used, providing owners with a new visual and tactile experience. It can be said that they are among the top-tier 7-seater business vehicles globally.
15
2
Share

What is the head circumference for a motorcycle helmet?

Helmets are generally divided into sizes XS, S, M, L, and XL. Head circumference of 53~54 cm: Generally choose XS extra small size. Head circumference of 55~56 cm: Choose S small size. Head circumference of 57~58 cm: Choose M medium size. Head circumference of 59~60 cm: Choose L large size. Head circumference above 60 cm: You can choose XL extra large size. Measuring head circumference: Since everyone's head shape is different, it is necessary to measure the head shape accurately before purchasing a helmet. Measure the head size, which is the circumference from the brow bone to the back of the head. When selecting a helmet, choose one that is 2-3cm larger than your head circumference. Notes about helmets: The inside of the helmet must be equipped with impact-absorbing padding, and the surface padding material that fits the head should be made of a fine mesh lining, which should have the function of absorbing sweat and head oils. In addition, the padding should have ventilation grooves with a depth of at least 10MM to allow air circulation inside the helmet.
19
3
Share

Can Rear Wheels Be Swapped to the Front?

Rear wheels can be swapped to the front. Conditions for wheel swapping: Generally, during maintenance every 5,000 km at mid-to-high-end car 4S shops, the front and rear tires are automatically cross-rotated. This is because the front tires usually wear out faster than the rear tires. Rotating them every 5,000 km helps ensure even wear across all four tires. A rotation interval of around 5,000 km also has minimal impact on the vehicle's steering and chassis systems. Introduction to wheels: Wheels, also known as rims or hubs, are the cylindrical metal components mounted on the axle that support the tire. Wheels come in various types based on diameter, width, manufacturing method, and material. Depending on the characteristics and requirements of different vehicle models, the surface treatment process for wheels can vary, mainly divided into painting and electroplating.
5
2
Share

What kind of engine oil is suitable for the Santa Fe 2.4?

4S stores recommend Shell 0W-40 engine oil as the best choice. Introduction to the Santa Fe: The Santa Fe made its first appearance at the Melbourne Motor Show in November 2000. As Hyundai's first SUV from South Korea, its exterior design somewhat resembles the Toyota RAV4 or the Mitsubishi Montero. The actual vehicle appears larger than in pictures. Santa Fe Performance: The new Santa Fe is equipped with a 2.4L all-aluminum CVVT engine, offering a significant power increase compared to the older model. It delivers a maximum power of 138kW at 6000rpm and a maximum torque of 284Nm at 4500rpm, a notable improvement over the previous model's 125kW power and 247Nm torque. The 0-100km/h acceleration time is 11.7 seconds, a satisfactory performance given the vehicle's weight of 1860kg.
2
1
Share

Why can't the car's steering wheel return to center automatically?

Reasons why a car's steering wheel fails to return to center automatically: Damaged steering gear: Steering gear damage or excessively tight steering gear bolts can prevent the steering from returning to center. Low tire pressure: Caused by insufficient tire pressure, misaligned front wheels, or incorrect camber angle. Lack of lubrication: Poor lubrication between the kingpin and bushings, or insufficient/leaking power steering fluid in the steering system. It's recommended to visit a 4S shop for maintenance based on actual conditions. Damaged suspension bushings: Causes severe inner tire wear. Reversing the tires can show immediate improvement. A wheel alignment check is needed to verify if the angles are within normal range. Recommended to have it inspected at a repair shop.
14
1
Share

Do All Cars Come with Independent Suspension?

Not all cars are equipped with independent suspension. Independent suspension refers to a suspension system where each wheel on either side of the vehicle is individually mounted to the frame or body via an elastic suspension system. This means each wheel can compress independently without affecting the other, significantly enhancing vehicle stability. There are two main types of suspension: independent and non-independent. Common independent suspension systems include MacPherson strut, double-wishbone, multi-link, and air suspension. Independent suspension allows each wheel to move separately, meaning when one wheel encounters a bump, the other remains unaffected, improving ride comfort and stability. Independent suspension provides excellent shock absorption when cornering or driving on uneven roads, offering superior stability and comfort. However, it is not without drawbacks—its complex structure increases manufacturing costs and occupies more of the already limited interior space. Non-independent suspension, in contrast, connects the wheels on both sides as a single unit. Movement on one side affects the other, which helps maintain consistent tire angles and reduces tire wear. Non-independent suspension is cheaper to produce, takes up less space, and allows for a lower chassis.
15
5
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.