SVL 75-2 Fuel issue

BenVyse

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Equipment
sv l 75-2 kubota
Mar 7, 2025
4
0
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Canada
Hello everyone my problem on my2016 svl 75-2 the machine was low on fuel and warning light came on so i proceeded up the laneway. Halfway to the house she shutdown so we changed filters and put in fresh fuel now we are getting plenty of fuel to the inlet side of injection pump but zero fuel coming to the outlet side. No fuel at all to rail. Please help
 

North Idaho Wolfman

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L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
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Sandpoint, ID
Hello everyone my problem on my2016 svl 75-2 the machine was low on fuel and warning light came on so i proceeded up the laneway. Halfway to the house she shutdown so we changed filters and put in fresh fuel now we are getting plenty of fuel to the inlet side of injection pump but zero fuel coming to the outlet side. No fuel at all to rail. Please help
You do not have an injection pump, you have a supply pump, completely different.

Do you have the WSM (aka Service Manual)?

You will only be able to do limited amount of trouble shooting without one of the two Kubota computers systems to read it.
 

BenVyse

New member

Equipment
sv l 75-2 kubota
Mar 7, 2025
4
0
1
Canada
Yes
You do not have an injection pump, you have a supply pump, completely different.

Do you have the WSM (aka Service Manual)?

You will only be able to do limited amount of trouble shooting without one of the two Kubota computers systems to read it.
Thank you for reply, yes I purchased a service manual and had 2 mechanics look at it this past week. The mechanics went home without solving nothing but were delighted to soak $1000 out of me. Still no fuel to common rail.
 

North Idaho Wolfman

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L3450DT-GST, Woods FEL, B7100 HSD, FEL, 60" SB, 743 Bobcat with V2203, and more
Jun 9, 2013
32,336
8,022
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Sandpoint, ID
Yes

Thank you for reply, yes I purchased a service manual and had 2 mechanics look at it this past week. The mechanics went home without solving nothing but were delighted to soak $1000 out of me. Still no fuel to common rail.
Let me give it a shot for free from a great distance.

Any codes on the display?

Have you checked all the fuses?

Have you removed the battery cable and let it sit for a time then reset the computer?

Do you have a good flow of fuel with the key on to the input on the supply pump?
 

BenVyse

New member

Equipment
sv l 75-2 kubota
Mar 7, 2025
4
0
1
Canada
Let me give it a shot for free from a great distance.

Any codes on the display?

Have you checked all the fuses?

Have you removed the battery cable and let it sit for a time then reset the computer?

Do you have a good flow of fuel with the key on to the input on the supply pump?
Thank you . Mechanics put scanner on machine found no codes,they check the fuses but reported that there was 2 fuses in the engine compartment that they could not remove. So could not verify condition. lots of fuel to the input supply pump
 

whitetiger

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Kubota tech..BX2370, RCK60, B7100HST, RTV900 w plow, Ford 1100 FWA
Nov 20, 2011
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Kansas City, KS
Thank you . Mechanics put scanner on machine found no codes,they check the fuses but reported that there was 2 fuses in the engine compartment that they could not remove. So could not verify condition. lots of fuel to the input supply pump
What "scanner" did they connect?

The two fuses they could not remove are held in with bolts through the legs of the fuse. To test the fuse, you do not remove them. You use a voltmeter or a test light, as you can not tell for certain if a fuse is good by looking at it. You test the output for voltage.

Did they test the voltage at the SCV on the supply pump?
Did they check to see if the supply pump drive is not loose or sheared?
 
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BenVyse

New member

Equipment
sv l 75-2 kubota
Mar 7, 2025
4
0
1
Canada
What "scanner" did they connect?

The two fuses they could not remove are held in with bolts through the legs of the fuse. To test the fuse, you do not remove them. You use a voltmeter or a test light, as you can not tell for certain if a fuse is good by looking at it. You test the output for voltage.

Did they test the voltage at the SCV on the supply pump?
Did they check to see if the supply pump drive is not loose or sheared?
I was present when mechanic removed scv and he tested it by turning on key while watching and listening to the scv. Never witnessed them check the supply pump. I asked the mechanic about the scanner he hooked up but he never really explained anything about it, just said it was a regular laptop with kubota software.