RX - 1st Gen (1999-2003) Discussion topics related to the 1999 -2003 RX300 models

I searched to the end of the internet......

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Old 10-02-14, 09:48 PM
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2KHarrier
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Default I searched to the end of the internet......

And I can't find where the seat ECU is located. I'm assuming it's under the driver's seat, but I have found zero posts to confirm it's location. Not even a photo on the Google...
Old 10-02-14, 10:43 PM
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salimshah
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You cant find it as it does not exist.

I think it is the main ECU that handles seat position. Lets see if other can confirm.


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Old 10-03-14, 05:15 AM
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kalali
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Originally Posted by 2KHarrier
And I can't find where the seat ECU is located. I'm assuming it's under the driver's seat, but I have found zero posts to confirm it's location. Not even a photo on the Google...
Do you mean seat motor? Why should the seats have/need an ECU? Seat memory is probably a small chip right around the setting switch.
Old 10-03-14, 08:42 AM
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thomas1
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It is probably the body ECU....
Old 10-03-14, 08:46 AM
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2KHarrier
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Originally Posted by kalali
Do you mean seat motor? Why should the seats have/need an ECU? Seat memory is probably a small chip right around the setting switch.
No, the motors in the seat all work fine. There are a number of Seat Memory ECU's, ECM's on eBay, so I'm assuming there IS a separate computer for the seat memory.
Old 10-03-14, 08:59 AM
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DaveGS4
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http://lexus.sewellparts.com/oem-cat...X300-2000.html

Sewell has a breakdown
Old 10-03-14, 11:34 AM
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2KHarrier
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Module is PN 89710


I found it on the Sewell site,(item #89710) but can't figure out where it's supposed to be mounted...
Old 10-03-14, 11:35 AM
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Nevermind... It looks like it is mounted on the floor under the drivers seat....
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