Abe Scott Posted April 6, 2023 Share Posted April 6, 2023 02 RX 300 replaces o2 sensors vsc on CEl on and transmission will not shift in overdrive while lights are on. Reset codes lights off trans shifts find. I think I saw an article somewhere that said, the intake air control valve #2 would cause this. This is not the idle air control valve. I cannot Find the post or the article, any help would be appreciated thanks. Quote Link to comment Share on other sites More sharing options...
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