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  1. alldodge

    Murcruiser 5.0 mpi fuel pressure way down, and none after it sits

    Thanks Having cool fuel 2 then should have an Alpha drive You should also have 43 psi fuel pressure Has the fuel pressure regulator been changed or tested? Can also have a vapor lock issue going on but with VL you should have no issue restarting after 30 minutes. The restart issue might happen...
  2. alldodge

    Murcruiser 5.0 mpi fuel pressure way down, and none after it sits

    Welcome What is your motor serial number?
  3. alldodge

    Reverse Polarity and no battery charge related?

    Question: is there actually reverse polarity or is it just the red light?
  4. alldodge

    4.3L Carb Mercrusier Auxiliary Heater

    The block should be 1/4 NPT and Formula didn't use a Tee, they cut the hose about 1 ft from block and used a double 5/8 barbed fitting. To winterize just removed on side
  5. alldodge

    5.7 EFI stalls when warm and shifting into gear

    It can leak from under the intake I don't remember but did you try the plastic bag over the one hose and plugging the other as Muc mentioned in post 29? If the 2 ports your referencing are items 1 and 2 they are fuel Unless you have item 6 covering the vac port then there is none...
  6. alldodge

    New Z-Drive which anodes default installed

    Merc made the drive but the boat manufacture would decide what to use based on where it would be used. Merc probably installed Alu just because it's most often used unless manufacture requested something else https://performancemetals.com/pages/sacrificial-anodes-faqs
  7. alldodge

    New Z-Drive which anodes default installed

    The type of anodes depends on what type of water you boat in A Z drive being a cross over IMO with a inboard and outdrive I would use Aluminum
  8. alldodge

    Volvo Penta 5.7 GSI PEFS idle issue

    Always good to have all the info With MAP disconnected the ECM is probably giving motor more fuel. Also disconnecting the MAP can throw a code Motor needs to be scanned Were the injectors replaced or just cleaned?
  9. alldodge

    Volvo Penta 5.7 GSI PEFS idle issue

    What you said does not change my mind
  10. alldodge

    Photos not saving to server

    Like the difference between a Fairy tail and a sea story On starts off with "Once upon a time" The other starts off with "This is no Sh*t"
  11. alldodge

    Volvo Penta 5.7 GSI PEFS idle issue

    Welcome Classic problem of the Idle Air Control (IAC) valve
  12. alldodge

    Mercruiser 4.3 MPI Q's

    This is were we get into the kinda, sort of, squishy thing Yes, I'm being evasive and it's an issue between how it should be done as @muc posted, and how so many others actually did The first link is pump a AF mix thru motor until the entire motor has been filled with the mix, meaning run long...
  13. alldodge

    Mercruiser 4.3 MPI Q's

    Winterization of signle point drains https://forums.iboats.com/threads/how-to-winterize-your-motor-without-draining-the-water.702131/ Do not fog a EFI/MPI motor, this will mess up the sensors. Mix fuel with 2 cycle oil on portable tank...
  14. alldodge

    5.7 EFI stalls when warm and shifting into gear

    Don't think smoke will work Zero counts on IAC leans me to a vacuum leak. Don't know of a port to check on the motor If MAP is off, this will mess up the IAC and fuel metering
  15. alldodge

    Volvo Penta 4.3gl Starts when in start position and dies in on positon

    Welcome There were several GL's models A thru E which I have but could be more With loosing spark when key is released from start, see if 12V is at the coil, assume it will not be there. Then check for 12V at the key on the purple wire. If no power then it's the key switch
  16. alldodge

    Reverse Polarity and no battery charge related?

    It could be one of the diodes in the boats polarity tester is burned out
  17. alldodge

    Reverse Polarity and no battery charge related?

    Reverse polarity means wiring is crossed between shore power connection and the boat. Check the shore power connection
  18. alldodge

    Electrical issue.

    The Alt doesn't start charging until the RPM is increased the first time above 1000, but once it starts it should continue to charge at idle and above
  19. alldodge

    Electrical issue.

    Number comes up as a 135, 150 and 150 seapro, you have 150 All have a alternator which is 55 amp How does the Bat check ok? Bat should measure 12.6 to 12.7V being off the charger after a few hours When motor is running you should measure 14.3 to 14.5V
  20. alldodge

    Electrical issue.

    The 1150F23ED is the model number, need serial number Most new larger 4 stroke use a alternator but does depend on size
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