What is Active Air Suspension?

1 Answers
DeCassandra
07/30/25 3:04am
In the process of driving, the chassis suspension system actively adjusts the stiffness and height of the shock absorbers according to road conditions. Currently, there are two representative types: electromagnetic suspension systems and air suspension systems. These are relatively high-end comfort configurations, mostly found in luxury vehicles. Additional information: The working principle of air suspension involves using an air compressor to form compressed air, which is then delivered to the air chambers of the springs and shock absorbers to alter the vehicle's height. Height sensors are installed near the front and rear wheels. Based on the output signals from these sensors, the computer determines changes in the vehicle's height and controls the compressor and exhaust valve to compress or extend the springs, thereby achieving a damping effect.
Was this review help?
8
4
Share
More Forum Discussions

Is it necessary to replace the control arm bushing if it's damaged?

It is necessary to replace the control arm bushing if it's damaged. Here are the specific details about the control arm bushing in vehicles: 1. Function: The control arm bushing is installed on the lower control arm and serves as a cushion to absorb shocks. 2. Impact of cracking: If the control arm bushing has minor cracks, the impact is minimal. However, severe cracking or detachment can alter the position of the control arm, leading to unstable steering at high speeds, abnormal noises on bumpy roads, and issues like vehicle deviation. Therefore, it is crucial to replace a damaged control arm bushing promptly to avoid compromising driving safety. 3. Replacement considerations: Choose a bushing of the correct size. Larger bushings should be distinguished between left and right, marked with 'L' for left and 'R' for right.
15
0
Share

How much antifreeze should be added to a Mercedes-Benz E300L?

The antifreeze reservoir of the Mercedes-Benz E300L is located on the right side of the engine. The antifreeze replacement interval is 100,000 kilometers, and the replacement capacity is 6L. Antifreeze lifespan: Antifreeze generally needs to be replaced every two years. Prolonged use without replacement can cause scale buildup, clogging the water channels and leading to poor water circulation, which may result in overheating. Using high-quality antifreeze: Some inferior antifreeze products from low-quality manufacturers can be corrosive. Not only can they damage the cooling system, but excessive antifreeze overflow can also harm electrical wiring and other components in the engine compartment. In severe cases, it may directly corrode the radiator and flow into the engine.
11
1
Share

What does the faucet-like warning light mean?

The faucet-like warning light is the engine malfunction indicator light. When the engine malfunction indicator light is on, it means there is definitely an abnormality in the car. If not addressed promptly, it is usually accompanied by the following issues: 1. Deterioration of exhaust emission quality, polluting the environment; 2. Increased fuel consumption; 3. Elevated combustion chamber temperature and accelerated wear; 4. Engine oil burning; 5. Increased engine noise, affecting ride comfort. Additional information: The engine malfunction indicator light is triggered by the ECU, which stands for Engine Control Unit, commonly referred to as the computer. The ECU controls all electronic components of the engine, such as the electronic throttle, fuel injectors, alternator, fuel injection pump, catalytic converter, etc., covering the intake, exhaust, fuel system, ignition, and timing systems.
17
2
Share

What is the power output of the Jetta 1.5 engine?

Jetta 1.5 engine power output is 81kW. Methods to increase engine power: Increase air flow, reduce intake resistance; modify intake manifold shape to increase air flow velocity; adopt secondary air intake to improve volumetric efficiency; optimize throttle body to enhance intake efficiency; install exhaust turbocharger; increase engine displacement; raise pressure in multi-point fuel injection system to increase fuel delivery; replace fuel injectors. Function of engine: The power generating device for automobiles, serving as the heart of a vehicle that determines its power performance, fuel economy, stability and environmental friendliness. Based on power sources, automotive engines can be classified into diesel engines, gasoline engines, electric vehicle motors and hybrid engines.
18
4
Share

What Causes the Abnormal Noise When a New Mondeo Goes Over Bumpy Roads?

New Mondeo's abnormal noise when going over bumpy roads can be caused by engine noise or transmission noise. Engine Noise: There are many possible causes for abnormal noise in the engine compartment. Most people can identify the noise as coming from the engine compartment based on the sound source. It is usually a sharp metallic sound or a whistling noise. Engine noise indicates that the technical state of a certain mechanism in the engine has changed. This is mainly due to excessive wear of some parts or improper assembly and adjustment. Transmission Noise: If there is a "rustling" sound inside the transmission while driving, and it disappears when the clutch or accelerator is pressed, and there is a whistling-like sound when shifting gears.
9
3
Share

Does a BMW Require Frequent Repairs After 3 Years?

BMWs do not necessarily require frequent repairs after 3 years, but regular maintenance is recommended. The Importance of Maintenance: To maintain good vehicle condition, daily upkeep and maintenance are essential, particularly for the technical performance of brakes, steering, and tires, as well as ensuring the proper functioning of lights, horns, and rearview mirrors. It is also important to maintain normal levels of various fluids such as oil, coolant, and brake fluid. Car maintenance involves keeping the vehicle clean, ensuring normal technical conditions, eliminating potential hazards, preventing faults, slowing down deterioration, and extending the service life. Scope of Car Maintenance: Car maintenance primarily includes the engine system, transmission system, air conditioning system, cooling system, fuel system, power steering system, and other related areas.
17
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.