Quote:
Originally Posted by Piotrsko
Extra sensors maybe not, haven't had a Cali smog done in 15 years so I can't say how deep the software queries your OBD2 only ECU which is the only way they know it was changed. I do know on the F250 ECU, they can't detect an aftermarket box but make notice the software version installed, unsure about a eprom chip . On the VW TDI, they definitely check software revision against a published list. I also know I couldn't add EFI to my 72 superbug which imho was flat stoopid..
Then there's the friend of a friend smog guys.............
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By the book
Making a Hybrid into a plug in is illegal because it modifies emissions equipment to make fewer emissions
Pure stupidity of cookie cutter protectionist law