2005 Arctic Cat stored too long. Won't Idle...

Swanny

New member
My 2005 Arctic Cat Firecat 700 EFI sat for almost two years whil I was away for work. I Sta-Bilized the gas before I put it away. Today I fionally got the time to fire it up and give it a once over. It did fire, but ran really rough and wouldn't idle. I added a couple gallons of fresh 87 octane I had, but it still won;t idle, and it bogs down when I first crack the throttle. Then I added about 6 gallons of fresh 93 octane, but its about the same. I also changed the plugs. Does anyone have any ideas what's going on? Thanks!
 

ezra

Well-known member
you could try to pull injectors and soak the ends in some kind of cleaner the amsoil spray foam works very good to disolve that green corn goo in carbs so I dont see why it would not work on a injector
 

lvr1000

New member
Can you keep the sled running? If so, take all the gas out and put in your car or truck. Get a fresh two gallons or so and put that with a heavy solution of Seafoam back in the tank. Get it to run for awhile (15 min) then let sit about the same. Repeat. The Seafoam will help loosen the crud on the dirty injectors, if that is the problem.

How much stabil did you use?? More is not better here. I put too much in my mowers one year and too my surprise, when I removed the bowls, the fuel was jellied. To verify it was the stabil, I put the "jelly" in a gallon of gas and it dissolved.

Also check to make sure it's not the TPS causing the problem.
 
Can you keep the sled running? If so, take all the gas out and put in your car or truck. Get a fresh two gallons or so and put that with a heavy solution of Seafoam back in the tank. Get it to run for awhile (15 min) then let sit about the same. Repeat. The Seafoam will help loosen the crud on the dirty injectors, if that is the problem.

How much stabil did you use?? More is not better here. I put too much in my mowers one year and too my surprise, when I removed the bowls, the fuel was jellied. To verify it was the stabil, I put the "jelly" in a gallon of gas and it dissolved.

Also check to make sure it's not the TPS causing the problem.

"Sea Foam" good stuff but do the job right and clean properly. Sea Foam is not a "mechanic in a can". I wish every time I had an engine issue all I would have to do is dump a can of instant fix in the gas!! LOL Too much!!! haha
 

indy_500

Well-known member
"Sea Foam" good stuff but do the job right and clean properly. Sea Foam is not a "mechanic in a can". I wish every time I had an engine issue all I would have to do is dump a can of instant fix in the gas!! LOL Too much!!! haha

Indy's snowthrower ran crappy, it ran better on half choke. Indy put sea foam in tank. Indy fixed it. :)
 

doodad

New member
Can you keep the sled running? If so, take all the gas out and put in your car or truck. Get a fresh two gallons or so and put that with a heavy solution of Seafoam back in the tank. Get it to run for awhile (15 min) then let sit about the same. Repeat. The Seafoam will help loosen the crud on the dirty injectors, if that is the problem.

How much stabil did you use?? More is not better here. I put too much in my mowers one year and too my surprise, when I removed the bowls, the fuel was jellied. To verify it was the stabil, I put the "jelly" in a gallon of gas and it dissolved.

Also check to make sure it's not the TPS causing the problem.

Yep x2
 

motor_slut

New member
You probably had Phase separation.

Try pushing the bleed valve on the fuel rail to drain the rail and siphon the tank dry. Replace with good gas and give it a short drive at low speeds. A little SeaFoam will clean out any residue and dry up any remaining moisture in the tank.
 
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