Ducati Monster Forum

Moto Board => Tech => Topic started by: mattb on July 13, 2008, 02:42:44 PM



Title: Bike won't start, fuel delivery problem?
Post by: mattb on July 13, 2008, 02:42:44 PM
Hi,

My 2002 S4 won't start.  Cranks fine, even will turn over a bit once in awhile.  At first I thought I was just out of gas, the bike had sat overnight and I thought it knew it was really low on fuel, but next day, it wouldn't start.  I put some gas in it and still won't go...  Also, during this, I noticed that with the tank propped up, the bottom hose that goes from the tank to the engine is weeping a bit of gas from where it meets the tank.  I'm not sure if the line is cracked -- I think this is the return (smaller of the two hoses that go up towards the engine)...  Would this cause problems starting?

thx

Matt


Title: Re: Bike won't start, fuel delivery problem?
Post by: Hedgehog on July 13, 2008, 02:57:11 PM
I put some gas in it and still won't go...  Also, during this, I noticed that with the tank propped up, the bottom hose that goes from the tank to the engine is weeping a bit of gas from where it meets the tank.  I'm not sure if the line is cracked -

Leaky fuel hoses and fuel injection don't mix so well.


Title: Re: Bike won't start, fuel delivery problem?
Post by: mattb on July 13, 2008, 04:54:52 PM
Leaky fuel hoses and fuel injection don't mix so well.

Grrrr -- it's actually not the hose, there is a crack around the base of the nipple that goes into the tank...

I just had the hinge on this tank welded and now it looks like I'm gonna have to have it welded up again ...  Should I just consider getting a newer plastic tank that won't have all of these issues?

m


Title: Re: Bike won't start, fuel delivery problem?
Post by: Popeye the Sailor on July 13, 2008, 07:55:06 PM
Grrrr -- it's actually not the hose, there is a crack around the base of the nipple that goes into the tank...

I just had the hinge on this tank welded and now it looks like I'm gonna have to have it welded up again ...  Should I just consider getting a newer plastic tank that won't have all of these issues?

m

I wouldn't-those tanks aren't cheap, and you'll end up sinking more into it than you'd like.



If you're going to replace it, I'd go with carbon fiber.


I would just have it welded again.


Title: Re: Bike won't start, fuel delivery problem?
Post by: ducpainter on July 14, 2008, 03:04:00 AM
Grrrr -- it's actually not the hose, there is a crack around the base of the nipple that goes into the tank...

I just had the hinge on this tank welded and now it looks like I'm gonna have to have it welded up again ...  Should I just consider getting a newer plastic tank that won't have all of these issues?

m
Did you coat the tank after welding?

you really should.


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