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oil light on even though plenty of oil

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Avoid running the engine in this condition until you solve the problem. If it's not getting oil, you could destroy the engine.

When is the last time you've replaced the oil filter? I believe it's supposed to be replaced every year or two.
 
The oil light is just and idiot light float in the oil tank. It has no bearing on weather your engine is actually getting oil or not. If the oil tank is full and the light is on typically the float is bad and just not "floating".
 
The Speedster has been sitting for a few months. I took it to the lake last week, and it ran fine for an hour or so with the oil light on.
 
Avoid running the engine in this condition until you solve the problem. If it's not getting oil, you could destroy the engine.

When is the last time you've replaced the oil filter? I believe it's supposed to be replaced every year or two.
How would the oil light be affected by a dirty filter? Isn't the oil light for the oil level in the tank, not for the actual amount of oil getting to the engines?
 
The oil light is just and idiot light float in the oil tank. It has no bearing on weather your engine is actually getting oil or not. If the oil tank is full and the light is on typically the float is bad and just not "floating".
Can the oil light issue "go away" with use (ie. sloshing the oil around on the lake)?
 
The oil light is just and idiot light float in the oil tank. It has no bearing on weather your engine is actually getting oil or not. If the oil tank is full and the light is on typically the float is bad and just not "floating".

Ah. Sorry, my bad. I thought it was an oil pressure light. Disregard my earlier post.
 
How would the oil light be affected by a dirty filter? Isn't the oil light for the oil level in the tank, not for the actual amount of oil getting to the engines?

Yes, you are correct. I misunderstood the function of the oil light. Disregard my earlier post. Sorry!
 
Ok. The oil light came on again. I had just been out about 10-15 minutes. My right engine was running just fine, but the left engine started shutting down, and after restarting a couple of times, it would not start. I idled back to the boat ramp using the right engine. I took the boat home, and, after putting a gallon of oil in the tank, I found out that I have a small crack on the side of the tank against the hull, where you can't see it. If the oil level is fairly low, it doesn't leak. If I put more than two quarts in the tank, it leaks, and, if I run the boat and make a lot of turns, the oil probably splashes up and leaks out of the crack. So, of course, the oil light will come on. I pumped the oil out of the tank and the hull. I now have to remove the tank, clean it, and patch the hole.
 
Now, my question...(without researching first) :
Do the Seadoo engines have a low oil safety cut off to protect the engines, or do you think I damaged the engine? Right engine is fine. Left engine would not start after restarting a couple of times.
 
I tried a repair using J-B Weld clear fast setting two-part epoxy, but t did not adhere to the plastic tank. I then used my plastic welder (hot iron and plastic welding strips). I used an "abundance" of plastic weld strips. It sealed the area fine. I am now re-installing the tank with larger washers.
 
The original crack was caused by someone (previous to me) over-tightening the bottom nut that holds the tank to the hull. It cracked the tank bolt hole and along the tank about an inch to each side of the bolt hole. That crack was above the lowest point in the tank, so the oil would leak out to that point, just low enough to trigger the low oil level light. So, I had about two quarts left in the tank, when the left engine died.
 
OK. The oil tank is installed. One gallon of oil brings the level in the tank to just under the hole where the sending unit fits. I put half of the second gallon in the tank. As the oil level rose above that hole to finish filling the tank, it started oozing out around the oil level sending unit hole and grommet, . That grommet is not soft like the one in the bottom of the tank. What can I do to remedy this, besides just putting one gallon at a time in the tank?
 
Sorry. After removing them, both oil tank grommets are the same. Is there a fix to make them tighter or just replace them?
 
Ok. The left engine turns over, but still won't start. I did a compression test and accidentally posted it on someone else's thread. Oops. The left engine rear cylinder was 20 psi, front 70 psi. The right engine was 80 psi for both cylinders. Does that mean a top-end rebuild, or what else could be wrong? The right engine seems to work just fine. If the left engine was running fine with no signs of overheating when it quit, and the right engine is still running fine, what do you think may have happened?
 
OK. The rebuid is happening next week, so I've got to fix the oil tank leak. It's the type of plastic tank that nothing seems to stick to, maybe oil has penetrated into the plastic? Other than replacing the tank, is there anything out there that works?
 
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