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International Automotive Technicians Network
Re: Mercury Mariner misfire
Posted to Technical Discussion Forum on 8/5/2011

Ok, I think I have this one fixed. I replaced coil #1 and coil #2, along with all 6 plugs and new boots. Test drive felt good. No more mode 6 counts on #2. The coil looks much more steady now too. I never could get all 6 coils at one shot though. I could get t... Login to read more.