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Good morning. I am also having issues with my 2005 mercruiser 5.0 mpi engine. I have checked everything. i bought the boat new and never had problems except iac valve and fuel pump relays. It idles perfect but i have the two beeps. took it for a drive, backfiring and wont go over 500 rpm. put it...
this is my very first time here. thank you. i have a 2005 mercruiser 5.0 mpi 260hp engine. boat runs fine for awhile then eventually it will beep, cut out, and quit. and when i leave the key on and open the hatch,i move the wire loom around on the manifold and the relay will click and the pump...
