I'm having the same issue with my Volvo Penta 5.7 GXi. Ran fine for a few outings (3 hours and a fresh tank of gas on a new fuel filter) then sat for a few hours and then would not start. It would only sputter a few times for 3-5 seconds. Fuel pump is running and smell gas after trying to start...
I thought I should tell how it was resolved 2 years ago. I replaced the TPS (Throttle Position Sensor). Just used an automotive cross referenced part to save money. All issues went away.
Just picking up my post from last fall. (Volvo Penta 5.7 EFI -2004) Popping under load eliminated (I think) Irregular idle still may be an issue. (No loose cable). When pulling out last fall I noticed the idle rpm stick/jump to around 1100 rpm during docking. I discovered that when I took the...
Here is an update and a recap.
Sudden problem of popping under load.
Replaced plugs, wires, cap/rotor,and idol air control valve . Problem persisted, but maybe slightly less so.
Checked compression. Looked good. Mechanic said it was running rich from looking at all plugs and recommended...
Hi everyone, this is my first post. I've read many posts here but not sure if found my exact issue.
The VP 5.7GXi engine has suddenly developed an occasional popping when higher RPM under load (maybe above 2-3k). It also has a slight rough idle but normal RPM. Idle sounds almost normal after it...
