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  1. R

    5.7 EFI runs for 10 seconds and dies

    The new wiring harness has a new connection to the throttle linkage that was not there before. Any chance this is related to the problem?
  2. R

    5.7 EFI runs for 10 seconds and dies

    32 pounds running and drops to 28 pound when it quits.
  3. R

    5.7 EFI runs for 10 seconds and dies

    Thanks, will do and report back.
  4. R

    5.7 EFI runs for 10 seconds and dies

    Even Mercury Marine has no idea! Turn the key and the boat alarms sound and fuel pump pressures up, engine starts and runs for 10 seconds, then fuel stops squirting into the throttle body and the engine dies, alarms then sound. Please help! The following has been replaced or checked: Oil...
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