"I HAVE BEEN WORKING ON A 1999
"I HAVE BEEN WORKING ON A 1999 MERCRUISER 7.4 MPI WHICH IS REFUSING TO START. WHILE CRANKING IT WILL SEEM TO PICK UP SPEED BUT JUST WON'T START.
I HAVE REPLACED THE FUEL PUMP AND THE FUEL PRESSURE REGULATOR, THE IGNITION RELAY, PLUGS, CAP, ROTOR, PLUG WIRES, PICKUP COIL, COIL, AND THE CONTROL MODULE ON THE DISTRIBUTOR I HAVE ALSO PUT IN NEW FUEL AND A NEW FUEL WATER SEPARATOR. I MUST ADD THAT IT HAS STARTED TWICE IN THE LAST TWO WEEKS AND ONCE STARTED SEEMED TO RUN OK BUT AS SOON AS YOU TURNED IT OFF IT WOULD NOT RESTART. TIMING SEEMS TO BE RIGHT BUT IS IT POSSIBLE FOR THE IGNITION TIMING TO BE OUT OF TIME WITH THE INJECTION TIMING. THANKS FOR ANY HELP YOU MIGHT BE ABLE TO GIVE"
"I HAVE BEEN WORKING ON A 1999 MERCRUISER 7.4 MPI WHICH IS REFUSING TO START. WHILE CRANKING IT WILL SEEM TO PICK UP SPEED BUT JUST WON'T START.
I HAVE REPLACED THE FUEL PUMP AND THE FUEL PRESSURE REGULATOR, THE IGNITION RELAY, PLUGS, CAP, ROTOR, PLUG WIRES, PICKUP COIL, COIL, AND THE CONTROL MODULE ON THE DISTRIBUTOR I HAVE ALSO PUT IN NEW FUEL AND A NEW FUEL WATER SEPARATOR. I MUST ADD THAT IT HAS STARTED TWICE IN THE LAST TWO WEEKS AND ONCE STARTED SEEMED TO RUN OK BUT AS SOON AS YOU TURNED IT OFF IT WOULD NOT RESTART. TIMING SEEMS TO BE RIGHT BUT IS IT POSSIBLE FOR THE IGNITION TIMING TO BE OUT OF TIME WITH THE INJECTION TIMING. THANKS FOR ANY HELP YOU MIGHT BE ABLE TO GIVE"