frprof Posted September 29, 2021 Share Posted September 29, 2021 Please can I swap my 1999 Es 300 1mz vvti engine with a 3mz engine or 1mz (without vvti)? Will the CEL keep showing? Quote Link to comment Share on other sites More sharing options...
Lexus Owners Club Posted October 1, 2021 Share Posted October 1, 2021 You should be able to get that feature 'mapped' out by an engine tuner Quote Link to comment Share on other sites More sharing options...
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