Is the rear air suspension working on the Lexus GX470?
The vehicle had two new air springs and a new compressor installed, the rear air suspension now performing flawlessly. As Minneapolis, Minnesota’s premier independent Toyota, Lexus and Scion specialist we work on dozens of GX470s a months and see the above more often than most shops.
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.
Can a compressor be replaced on a GX470?
Here’s the compressor assembly: The compressor can be a tricky replacement if corroded – bolts like to break, the bracket that attaches the compressor to the frame likes to break, etc. It is not a job we recommend most DIY unless the vehicle is largely rust free.
What does GX stand for in Lexus GX 470?
Lexus’ GX 470, which stands for Grand Crossover, occupies a space unto itself in the SUV market. Somewhere between the increasingly popular crossover wagon/SUV and the luxury full-size SUV, the GX 470 ticks a lot of boxes for a lot of drivers.
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.
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.
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.
Here’s the compressor assembly: The compressor can be a tricky replacement if corroded – bolts like to break, the bracket that attaches the compressor to the frame likes to break, etc. It is not a job we recommend most DIY unless the vehicle is largely rust free.
Why is my air suspension light not working?
The vehicle arrived with the rear suspension collapsed, the owner concerned over an extremely rough ride and a blinking air suspension light. The stored codes in the system indicated the compressor had been running excessively, something that typically indicates a leak.
Can a DIY air suspension job be done?
It is not a job we recommend most DIY unless the vehicle is largely rust free. The vehicle had two new air springs and a new compressor installed, the rear air suspension now performing flawlessly.
How much does it cost to replace a Lexus air suspension?
A new air suspension will run you close to $4,000, likely more when extra labor is figured in. The second disadvantage is that you’re replacing a system that is busted with one that you know will break down in the same amount of time or even less, depending on the quality of the product.
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.
Are there any problems with Lexus GX 470 air suspension?
While the combination of performance and luxury has won over many hearts and minds in the auto world, drivers of older models and GX 470s with high mileage are starting to notice many problems with the vehicle’s air suspension. Some drivers have noticed their GX 470 having trouble maintaining its ride height.
The vehicle had two new air springs and a new compressor installed, the rear air suspension now performing flawlessly. As Minneapolis, Minnesota’s premier independent Toyota, Lexus and Scion specialist we work on dozens of GX470s a months and see the above more often than most shops.
What was the problem with my Lexus LX 470?
My 2002 LX 470 was having problem of not able to adjust the control height to normal or high and just staying in the low position making the ride so bumpy. Read some articles about it and they mentioned about the height sensors to be the culprit. One sensor is too expensive that I decided to open and clean the inside first and see if it works.
Why is my rear height control sensor not working?
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. The vehicle arrived with the rear suspension collapsed, the owner concerned over an extremely rough ride and a blinking air suspension light.
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.
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. The vehicle arrived with the rear suspension collapsed, the owner concerned over an extremely rough ride and a blinking air suspension light.
When to turn off rear height control air suspension?
• When the vehicle is stuck, turn off the rear height control air suspension. • HI mode should only be used when driving on rough roads, for example when driving off-road. Because the vehicle’s center of gravity will become higher when in the mode, the vehicle may become unstable when turning abruptly, resulting in an accident.
Where are the height sensors on a Lexus GX 470?
2003-2009 Lexus GX 470 Height Sensors (x2) – a linkage located near each wheel that constantly measures the height of the vehicle. The information is reported to a suspension control module that recommends any changes in ride height (by adding or reducing air pressure in the air springs).
Why is my Lexus GX 470 not working?
Tiny cracks in the rubber air springs (from years of up and down motion and exposure to the elements,) cause air leaks in the system. The leaky air springs cause the onboard air compressor to work much longer than it was designed for and it eventually quits or can no longer pump enough air to support the weight of the vehicle.
What causes a Lexus GX470 air suspension to fail?
Submit us your details and get a weekly email. Three common issues that are known to be the cause in most GX470 Automatic Height Control (AHC) failures are: air leaking from the system, a clogged or weak compressor pump, and the height control sensors.
The vehicle arrived with the rear suspension collapsed, the owner concerned over an extremely rough ride and a blinking air suspension light. The stored codes in the system indicated the compressor had been running excessively, something that typically indicates a leak.
A new air suspension will run you close to $4,000, likely more when extra labor is figured in. The second disadvantage is that you’re replacing a system that is busted with one that you know will break down in the same amount of time or even less, depending on the quality of the product.
Lexus’ GX 470, which stands for Grand Crossover, occupies a space unto itself in the SUV market. Somewhere between the increasingly popular crossover wagon/SUV and the luxury full-size SUV, the GX 470 ticks a lot of boxes for a lot of drivers.
What are the most common problems with the Lexus GX 470?
Based on the complaints compiled via CarComplaints.com, the 2006 model year for the Lexus 470 has the most overall issues. One of the common problems owners faced was a secondary air injection failure, costing repair bills in excess of $1,400.
Is the Lexus GX 470 the same as the Toyota 4Runner?
If you like the GX 470 models, you probably have an appreciation for the body-on-frame design that mimics that of the Toyota 4Runner. While they don’t make the GX 470 anymore, the Lexus GX 460 will offer the same design.
Based on the complaints compiled via CarComplaints.com, the 2006 model year for the Lexus 470 has the most overall issues. One of the common problems owners faced was a secondary air injection failure, costing repair bills in excess of $1,400.
Where are the fuses on a Lexus GX470?
Cigar lighter / power outlet fuses in the Lexus GX470 are the fuses #11 “PWR OUTLET” (Power outlet 12V DC), #23 “CIG” (Cigarette lighter) in the Instrument panel fuse box, and fuse #13 “AC INV” (Power outlet (115V AC)) in the Engine Compartment Fuse Box.
If you like the GX 470 models, you probably have an appreciation for the body-on-frame design that mimics that of the Toyota 4Runner. While they don’t make the GX 470 anymore, the Lexus GX 460 will offer the same design.
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.