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Re: turning off the lamp 'organically'
Posted to Emissions Forum on 9/8/2018

Thanks Jimbo for this post 3 days ago I started to do this after repairing a Toyota Tundra 4.7L with a P0155 open heater circuit at HO2S. I ran a couple of drive cycles, I remembered a update smog class I took a few years ago and they said or the way I heard i... Login to read more.