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

1997 ecu in 1996?

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Old 04-26-12, 10:12 PM
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dr gtr
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Default 1997 ecu in 1996?

Will a 1997 ecu fit into a 1996 LS400?

My original number is 86991-50302.

Trying to fix my low 400rpm idle.

I cannot find the updated 86991-50303 replacement.


Seen ebay one 89661-50341 would this work or will it throw a light?
Old 04-26-12, 10:17 PM
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PureDrifter
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wont work. '97s had immobilizers.
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