What are the warning signs of brake failure?

1 Answers
RoseLee
07/30/25 8:26am
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
More Forum Discussions

Is There a Problem When All Four Tire Pressure Alarms Go Off Simultaneously?

All four tire pressure alarms going off simultaneously indicates a problem with the vehicle's tire pressure. If the tire pressures of the four wheels are inconsistent, it is necessary to replenish the tire pressure for all four tires to ensure they are uniform. Tire pressure reset is an operation performed on the tire pressure monitoring system after addressing any tire pressure faults. Method for tire pressure reset: First, turn on the ignition switch, then press and hold the tire pressure monitoring reset button until you hear a "beep" sound before releasing it. The tire pressure monitoring system will then store the current normal tire pressure data, automatically clear the previous data, and finally, the warning light on the dashboard will turn off, completing the tire pressure reset. Hazards of excessive tire pressure: Reduced tire friction and adhesion, affecting braking performance; causes steering wheel vibration and deviation, reducing driving comfort; Accelerates wear on the central tread pattern of the tire, shortening the tire's lifespan. Hazards of insufficient tire pressure: Increases the friction coefficient with the road surface, leading to higher fuel consumption; results in a heavy steering wheel and a tendency to deviate, among other factors detrimental to driving safety; Increases the movement of various parts of the tire, causing abnormal heating due to excessive rolling.
6
0
Share

What is the method for aligning the timing chain of the 473 engine?

Align the crankshaft according to the marks on the crankshaft timing pulley. Below is detailed information about the 437 engine and timing belt: 1. Engine: An engine (Engine) is a machine that converts other forms of energy into mechanical energy, including internal combustion engines (reciprocating piston engines), external combustion engines (Stirling engines, steam engines, etc.), jet engines, electric motors, etc. 2. Timing Belt: The timing belt (Timing-belt) is an important component of the engine's valve system. It ensures the accuracy of intake and exhaust timing by connecting to the crankshaft and maintaining a specific transmission ratio. The use of a belt instead of gears for transmission is due to the belt's low noise, minimal self-variation, and ease of compensation.
12
5
Share

What is the fuel tank capacity of the Trumpchi GA6 in liters?

The fuel tank capacity of the Trumpchi GA6 is 55 liters, as officially announced. The Trumpchi GA6 uses 92-octane gasoline, with a fuel consumption of 6.3-6.6L per 100 kilometers. A full tank can cover a distance of 833-873km. During daily driving, it is necessary to always pay attention to the remaining fuel in the tank. This is usually observed through the fuel gauge inside the car. If there are no other issues, the fuel level will accurately reflect on the gauge. The fuel gauge typically has 5 to 6 segments, and it is advisable to refuel when there are only 2 segments left to avoid running out of fuel midway. During the actual refueling process, the amount of fuel may exceed the calibrated capacity. This is because the fuel tank capacity marked by the car manufacturer is from the bottom of the tank to the safety level, and there is still some space from the safety level to the tank opening. This space is designed to ensure that the fuel inside the tank can expand when the temperature rises without overflowing the tank's safety space. If the fuel is filled up to the tank opening during refueling, the actual refueling amount may exceed the calibrated fuel tank capacity.
13
5
Share

What are the symptoms of a faulty scooter pulley weight?

Symptoms of faulty pulley weights in a scooter include sluggish acceleration, delayed speed increase, and abnormal rear wheel vibrations/noises. Relevant information about pulley weights is as follows: 1. Function: Pulley weights (also called movable weights) are rotating components in scooters. As engine RPM increases, centrifugal force pushes the weights outward against the main spring tension, causing them to slide radially along grooves toward the outer edge of the pulley. This increases the axial force on the movable pulley, enlarges the working radius, reduces the driven pulley diameter, and alters the gear ratio. 2. Weight differences: Lighter pulley weights experience less centrifugal force, while heavier ones generate greater centrifugal force.
3
2
Share

How many suitcases can fit in a fully loaded GL8?

When fully loaded, the GL8 can accommodate 4 suitcases of 21 inches each. Below is relevant information about the Buick GL8: 1. Introduction to the Buick GL8: As a top-tier MPV model, the Buick GL8 has achieved batch exports with its luxurious and imposing presence, powerful performance, and spacious comfort, earning the title of 'Perfect MPV' from Southeast Asian media. 2. Buick GL8 Exterior: The body lines are quite rigid, yet areas that require softness are never lacking in curvature. It also incorporates the family's classic wing design language, effectively balancing a sense of premium quality with contemporary style.
10
1
Share

What causes the friction noise in the Chery E3 transmission?

Chery E3 transmission friction noise causes are as follows: Bearing wear: Bearing wear and damage. When bearings wear, the gap increases and the fit accuracy decreases; when bearings are damaged, abnormal noise occurs due to improper operation, which may even damage transmission components and worsen the fault. Low component precision: Worn transmission components or replacement parts with excessively low precision, such as gear wear or new gears with excessive clearance compared to original gears. Lubrication issues: Insufficient lubrication or excessively high viscosity causing poor lubrication. The corresponding lubricant (grease) should be replaced, otherwise it will accelerate transmission wear and shorten service life.
19
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.