System is warning you
you have a possible issue and air suspension need to be checked
you can drive it as long as its up and not dangerously low to ground
you should take it in for check up
check fuses and relays
check air pump and lines
check air springs
Open your trunk, search the left side for a switch nestled in the carpet. Make shure it is up (on).
If the car has recently been serviced, a technician will turn off this switch before lifting the vehicle. Maybe he forgot to turn it back on.