Air bag bottomed out.
Air suspension compressor wont turn off.
The suspension system cannot function without it.
I have a firestone ride rite system on a truck i just purchased used.
Consider adding a on board air compressor system for convenient air pressure adjustment.
1 cause of air bag mutilation is insufficient pressure for load or use.
There is the chance of a blown fuse for the air compressor pump.
The only way to turn it off was to turn it off at the panel.
This may cure an intermittent problem.
If the air suspension compressor is kept engaged for too long it can get damaged.
Motor wont turn off keeps trying too run when full of air.
Please power off the compressor dump the air to below cut in pull the top off the switch double check the wiring make sure that the switch is rated for 240 volts and power up the compressor.
Add or adjust jounce bumper for full contact before air bag bottoms out especially for 4wd vehicles.
It should start and at cut out pressure you should see and hear the contacts in the switch trip.
The lincoln town car comes with an air suspension system known as air ride if you are experiencing problems with the air suspension system consider resetting it by turning it off then back on.
Faulty relay or blown fuse the air suspension compressor relay is known to fail.
Most suspension systems are self regulated and will automatically turn the compressor on and off according to the system s requirements.
The controller showed pressures exceeding 100 psi and the only way i could turn it off was to disconnect the wiring even after turnin off the ignition.
Air bag is suspension limiter in compression.
Total cost about a 2500.
That pressure cut out level may be in the 100 psi through to 175 psi level depending on the brand and size of your air compressor.
Motor wont turn off keeps trying too run when full of air if the compressor motor is still running after the air pressure in the tank reaches the normal cut out air pressure level then look to your pressure switch first as the source of the compressor problem.
It could either not engage the air suspension compressor at all or even worse keep it engaged for longer that required.
A day later the compressor would not shut off when the motor was switched off.
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.
Tasmania australia recently the suspension air compressor completely burnt out and i had the vw dealership replace it and the relay and 40 amp fuse.