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

can i replace an ecm 89661-50221 with a 89661-50224?

Old 12-02-18, 01:43 PM
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sanormand
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Default can i replace an ecm 89661-50221 with a 89661-50224?

Can i replace an ecm 89661-50221 with a 89661-50224?
Old 12-02-18, 04:31 PM
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Yamae
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Originally Posted by sanormand
Can i replace an ecm 89661-50221 with a 89661-50224?
Yes, you can. The 89661-50224 has a updated firmware and it prevents the engine halt problem at certain conditions.
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