M8560, parked regen in a loop.

m8560gilroy

New member

Equipment
m8560
Nov 3, 2024
8
1
3
Gilroy
Hi, Immediately stopped the tractor after the parked regen light flashed. Started the regen process and it completed after 35 minutes and the lights are not turning off. The one second beep started and I started the regen process again, it is back to beeping and begging for the parked regen again, Need advice
 

lugbolt

Well-known member

Equipment
ZG127S-54
Oct 15, 2015
5,205
1,889
113
Mid, South, USA
beep every one second usually means that the dpf is pretty well plugged. Sometimes a regen will fix it, other times not, and based on what I'm reading in the post it sounds like it's plugged to the point where regen cannot complete properly. Probably have to pull the DPF off and have it baked out. Then reinstall and have dealer reset the ECU.
 
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m8560gilroy

New member

Equipment
m8560
Nov 3, 2024
8
1
3
Gilroy
beep every one second usually means that the dpf is pretty well plugged. Sometimes a regen will fix it, other times not, and based on what I'm reading in the post it sounds like it's plugged to the point where regen cannot complete properly. Probably have to pull the DPF off and have it baked out. Then reinstall and have dealer reset the ECU.
Thank you
 

m8560gilroy

New member

Equipment
m8560
Nov 3, 2024
8
1
3
Gilroy
curious... kub cda list the DPF for $4500 !!! At that price dealer should reset the ECU fro FREE !
Technician was here this evening. Inhibit switch was stuck and the regeneration process stopping at 50 percent every time and it went to PM level 4 after 5 tries. He couldn't figure out immediately and checked the software after first failure. All this ordeal was 2 hours and another 1 and half hour of drive time to my place. Will see how much are they going to charge.
 

GreensvilleJay

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Equipment
BX23-S,57 A-C D-14,58 A-C D-14, 57 A-C D-14,tiller,cults,Millcreek 25G spreader,
Apr 2, 2019
11,397
4,897
113
Greensville,Ontario,Canada
Anything to do with 'emissions' should be 100% warranty , and that includes the inhibit switch..... 'they' reamed up the system, 'they' should be responsible for it !
Just HOW could the 'computer' not KNOW the switch was stuck ? Simple, easy realtime diagnostic code will see 'stuck keys'.
 

mcmxi

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Lifetime Member

Equipment
***Current*** M6060HDC, MX6000HSTC & GL7000 ***Sold*** MX6000HST & BX25DLB
Feb 9, 2021
5,298
6,285
113
NW Montana
Technician was here this evening. Inhibit switch was stuck and the regeneration process stopping at 50 percent every time and it went to PM level 4 after 5 tries. He couldn't figure out immediately and checked the software after first failure. All this ordeal was 2 hours and another 1 and half hour of drive time to my place. Will see how much are they going to charge.
This is partly in response to @GreensvilleJay, and my apologies if I missed it, but what year and how many hours on your tractor? I ask because Kubota is very specific about the various warranties. I believe these are the warranties that relate to your M.

Basic Standard Limited Warranty - 24 months or 2,000 hours
Limited Powertrain Warranty - 36 months or 3,000 hours
Emission Control Systems Limited Warranty - 60 months or 3,000 hours

If you fall outside of these you'll be on the hook for any repairs. If you are on the hook, I hope it's a reasonable fee.
 

m8560gilroy

New member

Equipment
m8560
Nov 3, 2024
8
1
3
Gilroy
Sorry if I missed it but what year and how many hours on your tractor? I ask, because Kubota is very specific about the various warranties. I believe these are the warranties that relate to your M.

Basic Standard Limited Warranty - 24 months or 2,000 hours
Limited Powertrain Warranty - 36 months or 3,000 hours
Emission Control Systems Limited Warranty - 60 months or 3,000 hours

If you fall outside of these you'll be on the hook for any repairs.
2014 M8560, 600 hours, it is a beauty I admire more than JohnDeere.
 
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mcmxi

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Lifetime Member

Equipment
***Current*** M6060HDC, MX6000HSTC & GL7000 ***Sold*** MX6000HST & BX25DLB
Feb 9, 2021
5,298
6,285
113
NW Montana
2014 M8560, 600 hours, it is a beauty I admire more than JohnDeere.
How about a photo? :giggle: Sounds like a great tractor and given the year, obviously out of any warranties.
 

lugbolt

Well-known member

Equipment
ZG127S-54
Oct 15, 2015
5,205
1,889
113
Mid, South, USA
Anything to do with 'emissions' should be 100% warranty , and that includes the inhibit switch..... 'they' reamed up the system, 'they' should be responsible for it !
Just HOW could the 'computer' not KNOW the switch was stuck ? Simple, easy realtime diagnostic code will see 'stuck keys'.
I don't think "warranty" from the manufacturer is the right way to do it, if they put a lifetime warranty on the emissions stuff, the cost of the vehicle would go through the roof--as if it weren't already high enough. However, I do think that the government-who mandates the emissions regulations-should share responsibility. They want us to have clean air, they're gonna have to figure out a way that we can afford it. If that were the case, I'd imagine a tax increase would ensue. Ain't no free lunch.

BTW there is no diagnostic code for a stuck inhibit switch that I know of. I don't think diagmaster can see that in that way. A misconception on electronic vehicle controls is that the confuser I mean computer can see everything and tell you everything in every possible form that is wrong. That's not the case. Just because you have a misfire code doesn't mean there is an actual misfire, for instance. It can get confusing (which is why I call the ECU a confuser) and sometimes it makes no sense as to why things are the way they are, and that leads to my final statement. Youtube certified shadetree technicans NEVER tell the whole story. The internet, in all of the searching you can do, will never tell you ALL of the possibilities of what can be wrong, only some of the more common. CAse in point, I used to work at a yamaha/kubota/kawasaki dealership across town. One of the guys I worked with was pretty sharp on certain things as well. In 2007 he left adn started working on tech stuff (confusers). Moved to OKC area working for Dell, been there ever since. Got bored with it and is doing some side work out of his place since he's working from home mostly. Well the deal is, I get a call, text or email about every week asking why this kawasaki (or honda or whatever) does this or that, saying he tried this and that and the other. I "Google" his issue and what he is describing for what he's already tried, is exactly what he's found online. Online isn't the end-all, but that information feeds us with, information, and we "think" we "know it all"-when in fact, it doesn't matter how much you know or think you know, there is always someone else who really does know more than you.
 
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