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International Automotive Technicians Network
Re: 91 E250 5.0L Code44 Failed smog
Posted to Technical Discussion Forum on 3/8/2006

Hi Dean

From putting many hours into this thing. I have changed/cleaned that plug 5 times. I orginally changed the injector after testing it and finding only about a 20volt kick.

The engine was changed a couple of years ago after cyl #4 failed (I don't kno... Login to read more.