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I'm getting Eng 0, SPN 1569, Fail 31, Fault 1. I'm getting
The DEF light is blinking, but the DEF tank is full.… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
79 satisfied customers
Again. Wow 1200.00 a year for the quick serve. Unbelievable.
Hey , this is Anthony again. Wow 1200.00 a year for the quick serve. Unbelievable. Im still waiting on my new scanner from snap on. So i have another question for you. Can u look up the quick serve di… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
79 satisfied customers
I have a 2012 Freightliner box truck with a 6.7 Cummins in
I have a 2012 Freightliner box truck with a 6.7 Cummins in it, throwing a 1569 FMI 31, 3360 FMI 02, and 5246 FMI 00.Some sort of DEF fault, but not sure what is going on.… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
79 satisfied customers
I have a 2016 international 4300 with a cummins motor. it
I have a 2016 international 4300 with a cummins motor. it has run fine until the other morning. I started it , I got a code for spn5397 regen too much. (checked the egr sensor and found moisture in it… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
I have active codes than dealership been worked on it all
Hi I have active codes than dealership been worked on it all related with SCR SPN … read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
79 satisfied customers
I have a Peterbiltwith Cummins ISX 15, showing several codes
I have a Peterbilt(###) ###-####with Cummins ISX 15, showing several codes at first: SPN 1569, SPN 3226, SPN 5031. And now it began to show 40% derate service now checking light. Please help. DEF tank… read more
Nich1019
Nich1019
Diesel Technician
Vocational, Technical or Trade School
79 satisfied customers
Showing spn 1569 engine torque derate. 386 peterbilt 2012
I will fix if I knew if it is a sensor. I have handheld Can Do diagnostic tool and trying forced regennostic … read more
Expert
Expert
5 satisfied customers
I'm not using any def fluid. I topped off the def tank and
I'm not using any def fluid. I topped off the def tank and drove about 350 miles. The dash said regeneration required, so I did a parked regen. After the regen was completed I started driving and noti… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
Just got codes 1569, 4094, 5246. 2013 pete 587 Cummins isx
drained some of def and put better quality in and ran according to owner manuals … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
Cummins QSF3.8 S/N 89921111 with DTC 3866 SPN 3364 FMI 1,
Cummins QSF3.8 S/N 89921111 with DTC 3866 SPN 3364 FMI 1, DTC 3714 SPN 1569 FMI 31 and DTC 3712 SPN 5246 FMI 0 error codes. Reduced engine functionality is present. DEF was low so refilled but no chan… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
Spn 1569 fmi 31 active. 2015 international prostar. Nothing
Nothing codes Spn codes 2023 1569 4340 4342 4344 coming up.. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
604 satisfied customers
Def lights are on. System is full of DEF. code still says
Def lights are on. System is full of DEF. code still says it's the doser. Doser has been replaced … read more
Eddy
Eddy
Technician
182 satisfied customers
I have SPN 1569, 5246, 5746, and 1387 and stop engine
I have SPN 1569, 5246, 5746, and 1387 and stop engine immediately … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
604 satisfied customers
Code 3361 replace doser valve code stillhtere obviosly
code 3361 replace doser valve code stillhtere obviosly derated also … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
604 satisfied customers
Spn1569/5246/4340/6802/16. Peterbilt 2014 cummings. Nada.
Spn1569/5246/4340/6802/16 JA: What's the make/model/year of your truck? Engine type? Customer: Peterbilt 2014 cummings JA: Are you fixing your truck yourself? What have you tried so far? Customer: Nad… read more
Expert
Expert
5 satisfied customers
Cummings 380 in Tuscany RV has engine light on says spn1569
Cummings 380 in Tuscany RV has engine light on says spn1569 fault … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
I have a f650 cummins 2011 have had all parts of def system
Hey I have a f650 cummins 2011 have had all parts of def system replaced and spent well over $16000 on the truck with def problems according to cummins the truck is in debate mode throwing code 5246 a… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
2011 Peterbilt 348 with a paccar px-8. We are currently
2011 Peterbilt 348 with a paccar px-8. We are currently experiencing derate with limited speed. We have pulled four codes from the ecm, actually 4 active codes and 4 inactive codes. They are as follow… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,195 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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