Search results

  1. L

    Volvo Penta 5.0 GI PEFS engine intermittently not starting (but still cranking)

    It turns out that replacing the anti siphon valve in the fuel tank has cured my loss of power and random non-starting issue. The symptoms of a bad anti-syphon valve are, hard starting, surging RPM's while under way, hesitation or backfiring upon acceleration and lack of wide open throttle (WOT)...
  2. L

    Volvo Penta 5.0 GI PEFS engine intermittently not starting (but still cranking)

    Did the Fuel relay and it did not help my non starting or loss of RPM issue. Just changed Anti Siphon valve and the boat has much better power performance Does not lose RPM's and gets out of the hole quicker.
  3. L

    Volvo Penta 5.0 GI PEFS engine intermittently not starting (but still cranking)

    I have been chasing this problem for 8 years, So random when it occurs. Never happens when mechanic starts boat. Mechanic has replaced fuel pumps, tune up, most recently replaced Idle Air Control Valve at very end of season. Was awaiting to see if that worked this season. Have not checked...
Top