What is air suspension pump?
An air suspension system is a style of vehicle suspension that’s powered by an electric pump or compressor that pumps air into flexible bellows that are typically made out of a textile-reinforced type of rubber. A compressor inflates the bags to a certain pressure in order to behave like springs.
Where is the air compressor on a Lincoln Town Car?
A Lincoln Town Car’s air suspension uses a small, separate air compressor under the driver’s side left fenderwell, and air lines run to the air bags. On top of each air bag is a electrical valve that serves as a relief valve that allows air to be exhausted when activated.
How to troubleshoot a Lincoln Town Car air suspension?
Turn the air suspension switch to the “On” position. Use the circuit tester to check for power at the leveling switch. If there is power, turn the air-suspension switch to “Off” and lower the car. Access the air compressor in the front, under the hood, and check the electrical connector for power. If there is power, check for a good ground.
Where is the relief valve on a Lincoln Town Car?
Relief Valves. A Lincoln Town Car’s air suspension uses a small, separate air compressor under the driver’s side left fenderwell, and air lines run to the air bags. On top of each air bag is a electrical valve that serves as a relief valve that allows air to be exhausted when activated.
How does the air bag work in a Lincoln Town Car?
The valve senses the amount of air pressure within the air bag to keep both sides equal. These valves are operated via a leveling sensor that is attached to the body of the car and to the rear axle by a movable arm.
Can a air suspension system function without an air compressor?
The suspension system cannot function without it. If the compressor is failing to come on at all, then that is a sign that it has either failed or it is having an issue. The air compressor is what provides the air suspension system with compressed air required for it to function.
What happens when the air compressor fails in a car?
When the compressor fails, the system will have no means of inflating the air bags and the vehicle will have a disabled suspension. 3. The compressor won’t come on
What are the symptoms of a bad air suspension air compressor?
If the compressor is worn or is having a problem, it may not be able to adequately inflate the air bags and the vehicle may sit and ride noticeably lower as a result. 2. Abnormal noises during operation One of the most noticeable symptoms of a potential problem with the compressor is abnormal noises during operation.
When to replace an air bag suspension compressor?
If your car is riding lower than usual, making abnormal sounds, and its compressor won’t start, you may need to replace the air suspension compressor. 1. Vehicle riding lower than normal 2. Abnormal noises during operation 3. The compressor won’t come on Air bag suspensions systems are a feature found on many luxury vehicles and SUVs.