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Kubota G1900 diesel tractor

James alex zheltonoga

Well-Known Member
Joined
Jan 5, 2023
Messages
78
Location
8214 easton road ottsville pa. 18942
Working on a Kubota G1900 4/wheel steer tractor. I cant figure out why the fuel shut off solenoid does not work. Does any one have a wire diagram for one of these tractors. There is a White wire feeding the solenoid,but it is very hard to trace with out cutting the loom apart. I took tha panel off below the ignition switch, but there is no sign of the white wire. I found 3 fuses under the dash and they are all good. I hope someone can help me. PS: happy thanks giving!!
 

HarleyHappy

Senior Member
Joined
Sep 30, 2020
Messages
3,406
Location
So NH
Occupation
Welder/Mechanic
Make sure you check for corrosion on the back of the fuse block.
Kubota’s are known to stop working because of this!
You are also probably going to have a timer for the fuel shut off solenoid under the dash.
 

HarleyHappy

Senior Member
Joined
Sep 30, 2020
Messages
3,406
Location
So NH
Occupation
Welder/Mechanic
Looks like any cube relay, not even sure this Kubota has one but most do, that i have worked on.
Can you post a picture of the fuel solenoid, then we can tell if its normally open or closed.
 

James alex zheltonoga

Well-Known Member
Joined
Jan 5, 2023
Messages
78
Location
8214 easton road ottsville pa. 18942
The fuel shut off solenoid is normally open. it pulls in when 12v is applied. I did a little more research on how it works, and it is controlled by the combination box on the side off the engine. I checked on the price and it was $320.00. I think i am just going to put a momentary push button switch on the dash to operate it. So thanks for all your time and input and god bless you HarleyHappy.
 

greasynails

Well-Known Member
Joined
Jan 3, 2019
Messages
59
Location
USA
Just remember if you bypass the control, you won't have any safety shutdown for someone getting off the seat with the deck on, etc. Probably not a good idea if it's not your personal machine.
 
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