Hi Thanks for your suggestion but dont think it can be bag leak, but it has been checked. Car can stand days without dropping, even weeks, today after standing for 3 days I closed the back door and the suspension dropped and within a minute or so it was at bumpstop. I think it must be an...

Hi Thanks for help Car can stand for weeks, as not used often, with no sagging, but sometimes if car tail gate is slammed it just sags to stop, only the one side ever. Once engine is started it raises up and maintains level, about 30 secs to level Terry

Have a problem with rear suspension, air system. OS rear slowly sinks to stops at infrequent times. Sensor has been changed and car has sat for a number of days in garage, no problem. Put a few items in the boot and closed the door, within minutes car had sunk to stops on OS. May be ok for week...