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mrredfolks

Crew
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Posts posted by mrredfolks


  1. first 5 minutes and then the sub will kick on and be on for the remainder of the day unless shut off and restarted. Is this a programmed setting to allow warm up or something?

     

    My sub will do this from time to time. It always takes like a second but sometimes it takes a couple minutes to kick in. Any more thoughts? I have checked all the connections even took it apart and looked at everything.


  2. I had this same exact problem that you described. I was so mad and called the dealership where i bought it. Turns out that that is a safety system. When you go to the second screen to set your speed the numbers are green. Say your speed is 10.5. You think cool thats what speed i want and just turn cruise on by pushing at the bottom and it turns yellow. If you hit the throttle it will take off but then bog down. The cruise even though it is "Turned ON" is not set. You actually have to push up or down to change the speed. Once the speed changes from green to white then the speed is "Set". Now your good to go. This has to be done everytime you turn the boat on and off.


  3. I finally discovered the problem with my Avy. So when hooked up to the computer it showed that the IAC was working fine, but i still had all the symptoms. So i take the intake manifold off. After doing this I remove the IAC valve and there is a piece of foam stuck in where it attaches to the motor. I had read online that this is the IAC muffler. So this was dirty hard and there was no way that air was passing through this thing. Took it out and the boat is running perfect.

    If i had just took the IAC valve off I would have not been able to see this piece stuck in there, but by taking the manifold off I was able to see it and fix the problem. I hope this can help someone along the way. So even if it appears that your IAC valve is working but are still having issues that point to it you might want to check the IAC muffler.

    • Like 2

  4. I finally discovered the problem with my Avy. So when hooked up to the computer it showed that the IAC was working fine, but i still had all the symptoms. So i take the intake manifold off. After doing this I remove the IAC valve and there is a piece of foam stuck in where it attaches to the motor. I had read online that this is the IAC muffler. So this was dirty hard and there was no way that air was passing through this thing. Took it out and the boat is running perfect.

    If i had just took the IAC valve off I would have not been able to see this piece stuck in there, but by taking the manifold off I was able to see it and fix the problem. I hope this can help someone along the way. So even if it appears that your IAC valve is working but are still having issues that point to it you might want to check the IAC muffler.


  5. Im starting a new thread on this topic because i have seen several people post about this but no one has ever came back and said YES this is what fixed my problem.

     

    I have a 07 Avy 5.7 liter black scorpion

    Not showing any codes on the computer

     

    One day the boat died after surfing. Start back up no problem. Does it again when returning to idle position . So what i have found is that the boat will die after going from a throttled up position back to neutral. Here is a list of things already done. There has been some improvement but still will die. ESPECIALLY when throttling up and going back down to neutral. (like when you would be putting the boat on the trailer) AND i have noticed that it starts to fall off as soon as the V-DRIVE LIGHT comes ON. If i have the boat in gear but under the 1200 rpm so the light stays on i can go back and forth from neutral, but as soon as i go over the 1200 rpm and back it will die.

     

    Diagnosed with low fuel pressure 34-35 psi

    Changed low pressure fuel pump and high-pressure fuel pump and fuel pump regulator Running about 40 psi now.

    THere was improvement, but the more it runs seems like the worse it gets

     

    The IAC valve was replaced at the beginning of the year, and it shows it running when hooked up to the computer. I THINK this may not be working properly. (bad part?) Does anyone have any thoughts on this

     

    I read that a blown intake gasket or a throttle body gasket could produce same symptoms.

     

    Distributer cap and rotor look fine. Also replaced at the beginning of the year.

     

    After taking off the Throttle body there was a lot of oil present. Could this be due bad PCV valves these have not been replaced.

     

    Looked at vacuum hoses could not see anything out of the ordinary.

     

    I feel like it is a air problem at this point in time. Since all of the fuel system has been replaced. I am thinking either blown gaskets or some type of vacuum leak? MAP Sensor? Throttle Position sensor?

     

     

     

    Please Help!!!!


  6. So. I have replaced the fuel pump, high pressure fuel pump and the fuel regulator. And it is still dying when returning to idle. I don't think it is vapor locking. Tomorrow I'm going to check and see if the intake manifold gasket is blown and check all vacuum hoses. I have read that these things can give same symptoms as an IAC valve. I may just replace that to just for good measure


  7. so it wasnt the IAC valve. I took it to the mechanic. The fuel pressure was low about 35psi. Changed the low pressure fuel pump and no change. Then after he talked to mercruiser, We replaced the high pressure fuel pump. This pump was like $400 and the labor was about the same, apparently its on the bottom of the motor and a b*tch to get too. Anyways the fuel pressure went up to about 45 psi. The boat seems to be running better but it still is shutting off when going to neutral. But now it seems to do it when i go from about 8-9 mph to neutral or from a hard reverse to neutral. He says it might be the regulator. going to take it back this week and see if this is the problem

     

    skibumm I have an 07 Avy with the 5.7L mercruiser black scorpion

     

    What about this vapor locking? Can you tell me more about this?


  8. I have a 07 Avy and i got a tear in one of the side panels. The upholstery shop had plenty of choices but they were all just a little off. I called Centurion factory and gave my Hull ID. They were able to send me the exact vinyl that was used at the factory. I dont know if they can do that with a 2000 but its worth a shot. It wasnt any more expensive than getting it from the local upholstery shop


  9. So i had a service done on my 07 Avalanche. I got the oil changed, trans serviced, fuel filters, and spark plugs. So i take my boat out today fresh back from the service. Here is where everything goes wrong. The boat keeps dying, i figure since they changed both fuel filters that it might have some air in the line or something. It starts clearing up so im like we are good...Wrong... Bilge pump kicks on.. Thats odd i think...so look down in engine bay, full of water....

     

    Long story short make it back to marina with bilge pumping continuously. After searching for the problem i find that a hose was left disconnected from underneath the exhaust. Boat never overheated or anything, but i was loosing power as i was trying to speed back to the marina.

     

    I think everything is OK but there was a lot of water in the boat. Do you think it was possible that some water got into the transmission? the water was almost up to the dipstick on the transmission I say that water could have splashed up to it. I dont know that it could get in, but that is why i am asking what i should do.

     

    SHould i take it back and get dude to change trans fluid, is there anything else that i should get him to check. Are there some bigger issues that i need to address? I dont want to bash the guy he is really good and I have took my boat to his shop several times this was just a overlook on his part. Mistakes happen, but this one almost cost me my boat.


  10. I need some tips and advice on how to wieght my boat and wakesurfing.

     

    I have a 07 Centurion Avy C4 with stock ballast and trim tab.The ballast center tank holds 225 pounds , and the two rear tanks that hold 209 each. I have a Ronix Cortez wakesurfer i have all three fins in. I fill the center tank and the port side tank and set the trim tab on about 75% I have perfect pass set on 10.7

     

    I mostly wakeboard but i have started surfing a little bit and really enjoy it. My problem is i am having a hard time staying in the wave. I have tried watching youtube videos, but still am having a hard time.

     

    I know the board is probably not the best but i think that i should be able to ride without using the rope. Do i need more wieght? Should i add it in the bow? Port side? Along the back seat? Does the Trim tab need to be adjusted?

     

    The wave doesnt seem long enough, and it doesnt feel like it is giving me enough push.

     

    Also when i do start riding without the rope i sometimes find myself like right up on the back of the boat, this is why i think my wave is not long enough. I try to put the brakes on, but then i usually find myself falling out of the wave.

     

    Any advice on what i am doing wrong would be appreciated. I also would like to hear what everyone thinks about the ballast set up.

    One more thing. I do not have enough guts to cut a hole in the hull of my boat so i was thinking about going with the Tsunami pump for any additional bags.

     

     

    Thanks

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