My 2005 Honda Civic Sedan is having emission light problems, even when they reset it at the garage it still comes back on, here are some of the things I have had repaired, new gas cap,canister vent shut valve, timing belt water pump, spark plugs, fuel vapor control canister, purge valve,please help

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    Welcome to Motor Vehicle Maintenance & Repair! To pass emissions, your car's computer has eight basic tests which have to pass. Can you tell us which ones are failing? – Pᴀᴜʟsᴛᴇʀ2 Jul 19 '20 at 19:42

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