Is the GX 470 having trouble maintaining ride height?
Some drivers have noticed their GX 470 having trouble maintaining its ride height. In others, the car has sagged in the rear or leaned to one side. Others may have noticed a suspension warning light. In every case, a busted air suspension can’t be ignored.
When did the last GX470 air suspension system work?
With the last GX470 made for the 2009 model year, the rear air suspension system with which all GX470 SUVs were equipped can have issues as they age. We’ve written about the issues with the rear height control sensors before, but the failure of a more recent GX470 went beyond the sensor issue alone.
What happens when Mercedes Benz air suspension stops working?
When they stop working the air suspension control unit may no longer be able to recognize the height of the car. Your Mercedes-Benz will greet you with a warning message on the dash related to the airmatic failure. The car height may be correct and the car still rides fine, it’s just that the computer doesn’t know that.
What should I do about my Lexus air suspension?
Option 1: Repair Your GX 470 Air Suspension Piece-by-Piece. The problem with your GX 470’s air suspension could be as simple as a torn air line or leaky air bag. Repairing these items won’t cost too much or take up too much time at the mechanic. However, if one of the components on your Lexus’ air suspension has gone, the rest are sure to follow.
With the last GX470 made for the 2009 model year, the rear air suspension system with which all GX470 SUVs were equipped can have issues as they age. We’ve written about the issues with the rear height control sensors before, but the failure of a more recent GX470 went beyond the sensor issue alone.
Some drivers have noticed their GX 470 having trouble maintaining its ride height. In others, the car has sagged in the rear or leaned to one side. Others may have noticed a suspension warning light. In every case, a busted air suspension can’t be ignored.
Why does my Lexus GX470 bounce so much?
The air suspension system does not function properly causing the vehicle to bounce aggressively. Sometimes the problem rectifies itself and the system miraculously begins functioning again with proper fill of the air suspension bladders or proper sensor control. I am aware that this is a common failure of this model vehicle and year.
What is the TSB for Lexus GX470 air suspension?
Years 2003 and 2004 GX470’s have a specific Technical Service Bulletin (TSB) for the air compressor pump. TSB SU002-05 specifically corrects an issue with moisture seeping into the exhaust solenoid, contaminating your entire AHC system, and even locking it up in temperatures below freezing.