LS - 1st and 2nd Gen (1990-2000) Discussion topics related to the 1990 - 2000 Lexus LS400

Air Suspension Failure

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Old 06-18-07, 11:21 AM
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Charles94
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Default Air Suspension Failure

'90 LS400 266k milies

$2,500 and counting... Since last fall, I've replaced the following air suspension components. Obviously, I would have installed coilovers if I had known want I was getting into earlier.


- New OEM Rear Air Strut
- Rebuilt Rear Air Strut
- Rear air suspension pump (used)

Has worked OK since. This weekend, the entire car dropped.

Assuming that 4 struts and 2 pumps did not fail simo, what would cause the entire system (front and rear) to fail simultaneously? I've reset the control module but the car won't raise.

Chip L
Old 06-18-07, 01:44 PM
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PureDrifter
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an air leak or blown fuse.
Old 10-03-07, 05:01 PM
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Lexs400
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is there an easy way to check for leaks ?
Old 10-04-07, 01:55 PM
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greenvy2k
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does your car have a height sensor?
Old 10-04-07, 04:26 PM
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Originally Posted by greenvy2k
does your car have a height sensor?
who was the question for ? mine does yes.
Old 10-04-07, 10:46 PM
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it was for charles. but i have seen these go bad on a LX and they would either be slammed or high in the air. Could that be the situation here?
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