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Mid Ride Shutdown with Oil Light!!!

Started by Wrath of Jon, May 14, 2019, 08:30:23 PM

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Wrath of Jon

Took the tank off and checked the lines and they seemed to be good to me.

Tried to check the spark plug but I need a 3/8 to 1/2 socket adapter to reach the plug.

Measured the coil plugs resistance and it was about 1.2 ohms I think, the service manual says it should be 650 +/- 50, but still dont see why that would have caused it to shut down mid ride like it did.
2004 Ducati Monster S4R

Wrath of Jon

Put a bottle of HEET into the tank ,added some 91 octane, and adjusted the fuel pressure regulator and the bike fired up for me!!!

Now the red light is still on though and it won't go off after driving around town a bit so I am scared to take her anywhere still
2004 Ducati Monster S4R

Speeddog

#17
Please.

Stop running the motor.

The next time you start the motor absolutely have a gauge connected to check the oil pressure.

Please.
- - - - - Valley Desmo Service - - - - -
Reseda, CA

(951) 640-8908


~~~ "We've rearranged the deck chairs, refilled the champagne glasses, and the band sounds great. This is fine." - Alberto Puig ~~~

Wrath of Jon

I dont know what pressure I'm looking for if I do hook a gauge up to it
2004 Ducati Monster S4R

Howie

Scroll back in this thread.  I gave you the specs.


Speeddog

If that has an M10x1 threaded fitting.
- - - - - Valley Desmo Service - - - - -
Reseda, CA

(951) 640-8908


~~~ "We've rearranged the deck chairs, refilled the champagne glasses, and the band sounds great. This is fine." - Alberto Puig ~~~

Wrath of Jon

2004 Ducati Monster S4R

Wrath of Jon

So just tested the cold start pressure and I'm getting 6 bar idle to 7 bar when revving up

Warmed up I'm getting about 4 bar at 1000 rpm and up to 6.5 while revving

Only revved to 4000rpm

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2004 Ducati Monster S4R

ducpainter

Doesn't seem to be an oil pressure problem.
"Once you accept that a child on the autistic spectrum experiences the world in
a completely different way than you, you will be open to understand how that
 perspective
    is even more amazing than yours."
    To realize the value of nine  months:
    Ask a mother who gave birth to a stillborn.
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Wrath of Jon

Well I couldn't help myself.

I took it out for a decent ride and just unplugged the oil pressure switch, so the light would stay off. Rode just fine. Guess it really is just the switch?

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2004 Ducati Monster S4R

Howie


Wrath of Jon

So I ordered a new oil pressure switch from Ducati of Omaha and it's acting the same as the old switch...
2004 Ducati Monster S4R

ducpainter

Is the connector making good contact?

You can, carefully, use a pick to slightly bend the female spade connector to tighten it. If there's no plastic protector, you can use pliers.
"Once you accept that a child on the autistic spectrum experiences the world in
a completely different way than you, you will be open to understand how that
 perspective
    is even more amazing than yours."
    To realize the value of nine  months:
    Ask a mother who gave birth to a stillborn.
"Don't piss off old people The older we get, the less 'Life in Prison' is a deterrent.”



Wrath of Jon

So after trying to use compressed air and dielectric grease. I just used some WD40 contact cleaner on it and it's working fine now. This is the new one thats working. I'll try putting the old one on later and see if it works now too.
2004 Ducati Monster S4R