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Type: Posts; User: martincom

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  1. Replies
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    119

    I haven't actually purchased an AGM new. I have...

    I haven't actually purchased an AGM new. I have three that came in used watercraft I purchased with "Road Runner" (Mill's Fleet-Farm) and Duracell labels. The case and posts are identical to the...
  2. I wouldn't "throw parts" at it. Some basic...

    I wouldn't "throw parts" at it. Some basic voltage measurements when it is in the failed state should pinpoint your trouble. You need to be very specific in the information you present. We need to...
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    I believe they leak regardless. I add two...

    I believe they leak regardless. I add two O-rings around the sending unit. between the sealing boot ribs. They are a bit of a bugger to get seated and remain in position. I do it with the tank on...
  4. You have a lot of things going on there. The...

    You have a lot of things going on there.

    The ECM will limit RPMs when there is an overheat indication. So I would attribute your lack of RPM & throttle response to that. Did you get into any...
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    What we would like you to do is measure the...

    What we would like you to do is measure the current draw of the pump. This can be done by disconnecting the large, 40 pin, connector from the EMM. Next, ground pin 40 (brown wire) through a...
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    We've had quite a few issues with the so called...

    We've had quite a few issues with the so called "direct replacement" fuel pumps. They draw too much current. In turn, this causes the fuel pump driver in the EMM to over heat and shut down. See...
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    Sweet!

    Sweet!
  8. I prefer some general purpose grease to oil, it...

    I prefer some general purpose grease to oil, it limits the mess and how slippery thing get. While I don't recall with certainty, I think it goes together easier with the seal on the head rather than...
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    The oil tank literally leaks like a sieve around...

    The oil tank literally leaks like a sieve around the sending units. With a full tank of oil and the bow/trailer tongue up, you can watch it leak out. Add an O-ring or two around the sending unit...
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    That is the one we believe will work. ...

    That is the one we believe will work. Considering how much work it is to change, I'd still check the current draw befor I installed it.
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    The typical current draw of the fuel pump is...

    The typical current draw of the fuel pump is 1.9amps. I'm not sure of your electrical skills, but your multimeter when configured to measure current (amps) would bi in series with the load (pump, in...
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    I'd suggest you check the current draw of...

    I'd suggest you check the current draw of whatever you source for a replacement before you install it. I've checked them by immersing the bottom half in a partially filled bucket of mineral spirits...
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    The PWC gods were smiling on you. I usually have...

    The PWC gods were smiling on you. I usually have at least one on the steering column bushing support plates bolt's threads gall. I have to grind off the bolt head. When the threads gall, the "T"...
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    If your fuel pump is indeed defective, be leery...

    If your fuel pump is indeed defective, be leery of the so-called aftermarket "direct replacement". Most draw far more current than the EMM switching components can tolerate and the stator...
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    You'll also want to reinforce the fuel pressure...

    You'll also want to reinforce the fuel pressure regulator (FPR). They are notorious for falling off inside the fuel tank. When they do, fuel pressure drops to near zero, resulting in a lean...
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    OMG! Blasphemer! Gear clamps?? K447 will...

    OMG! Blasphemer! Gear clamps?? K447 will strike you dead.


    Oetiker clamps is what you'll want to utilize. You can purchase them in small quantities from McMaster-Carr and I've found large...
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    You can utilize your two defective EMMs to make...

    You can utilize your two defective EMMs to make one good unit. Swap the power board from the EMM with an injector drive problem into the EMM with the burnt capacitors. You'll still have to re-pot...
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    2002 Virage i Winter Project 2019/2020

    I acquired this non-running 2002 Virage i a few weeks ago. The story is the previous owner lunched the engine and had it replaced with an SBT, which I confirmed by the SBT S/N plate on the MAG...
  19. While your EMMs are away, we'd strongly recommend...

    While your EMMs are away, we'd strongly recommend you reinforce the fuel pressure regulator (FPR). They are notorious for falling off, inside the fuel tank. When this happens, fuel pressure drops...
  20. If you title your post to be more specific to...

    If you title your post to be more specific to your model and trouble symptom(s), you'll likely receive more responses.
  21. I never replace the spark plugs, just inspect...

    I never replace the spark plugs, just inspect them. Here in the frozen tundra, the season is so short we never get enough hours on spark plugs to wear them out! 100 hours on the Hobbs is about...
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    A new filter is cheap insurance. Consider what...

    A new filter is cheap insurance. Consider what is at risk.
  23. Sticky: You can view what the assembled weatherpack...

    You can view what the assembled weatherpack connectors appears as on your 2003 Virage i. Usually hanging over the EMM, is a 4 pin weatherpack connectors connected together. This is the diagnostic...
  24. As K447 alluded to, often these "meltdown" issues...

    As K447 alluded to, often these "meltdown" issues are attributable to a lean mixture which, in turn, is the result of low fuel pressure which, in another turn, is the result of the pressure regulator...
  25. I'm not sure how you would test . Can you...

    I'm not sure how you would test . Can you elaborate?

    Based on what you conveyed, it does appear to be an EMM issue or, remotely, a wiring harness. However, let's backup and perform another test....
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