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Related Medium and Heavy Trucks Questions
We have a 2016 Freightliner Cascadia and both Check Engine
We have a 2016 Freightliner Cascadia and both Check Engine lights came on. When you go to diagnostic you get: EEC--DEF elec system problem detected-service vehicle----diagnostics code SPN4357--FMI 5. … read more
Roy Belding
Roy Belding
7,582 satisfied customers
I don't see any def fluid reaching the def dossier. I wonder
Hello,I don't see any def fluid reaching the def dossier. I wonder about how to know if the pump is working. I think I am going to get a computer program of my own so I can get a better idea of what i… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
I have dd15 and 521049 and 521050 codes are detected i done
I have dd15 and 521049 and 521050 codes are detected i done regen and changed nox scencors inlet and outlet but codes are still on … read more
Roy Belding
Roy Belding
7,582 satisfied customers
Cascadia 2016 with a DD15 showing code 3056 fail 2 eec61,
Cascadia 2016 with a DD15 showing code 3056 fail 2 eec61 … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Error message "Service Engine Emissions System 25% Derate"
error message "Service Engine Emissions System 25% Derate" … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
430 satisfied customers
I have a 2014 freightliner cascadia and just got the def
I have a 2014 freightliner cascadia and just got the def deleted and after that I rode down the road for about an hour and a half and the red and yellow engine light came on and shut down the engine 1… read more
Roy Belding
Roy Belding
7,582 satisfied customers
1682 spn 3362- fmi 31 dosing unit unable prime. 2012
Trying to figure out where to start . I know that there is def in the tank … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
2012 Freightliner Cascadia VIN BL4131 DD15 Getting Code SPN
2012 Freightliner Cascadia VIN BL4131 DD15 Getting Code SPN 4334 FMI 7 I can't find the diags for the it. Something to do with DEF.… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 2013 Freightliner Cascadia Vin 1fujghdv0dsfa0570 I
I have a 2013 Freightliner Cascadia Vin 1fujghdv0dsfa0570I have a Solid engine light on with a code I looked up that says improper def quality. What would be the steps to resolve this issue if I fille… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Fuel line broke and the fuel is just running out. How do I
Fuel line broke and the fuel is just running out. How do I stop this until I can get help in the morning? I managed to find something to plug it, but not sure if pressure will build and pop it out! … read more
Keiphun Sowell
Keiphun Sowell
AutoDiesel Technology
1,310 satisfied customers
Inproper Def quality warning. 2012 cascadia. Detroit DD15.
Inproper Def quality warning JA: What's the make/model/year of your truck? Engine type? Customer: 2012 cascadia JA: Are you fixing your truck yourself? What have you tried so far? Customer: Detroit DD… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
I got 2016 freightliner cascadia Witt dd15 I want to know
I got 2016 freightliner cascadia Witt dd15 I want to know how much is the maximum and minimum pressure of the DEF pump please… read more
Roy Belding
Roy Belding
7,582 satisfied customers
I HAVE A 2015 Freightliner cascadia DD15 with a headache
I HAVE A 2015 Freightliner cascadia DD15 with a headache code 5246 FMI 15 … read more
Roy Belding
Roy Belding
7,582 satisfied customers
Have a 2012 Freightliner with a dd15. Have an eng 1 1231 spn
Have a 2012 Freightliner with a dd15. Have an eng 1 1231 spn fail 9 and fault 1 code. Filled with def about 20 min ago but def gauge is blinking red like it's empty … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
2011 cascadia DD15 Keep having the same problem multiple
2011 cascadia DD15 Keep having the same problem multiple shops have not fixed. Fuel System one tank will drain the other overfill - pressure will become so great as to cause the components to break an… read more
Roy Belding
Roy Belding
7,582 satisfied customers
i have cascadia with dd15 got a code heater line 1
i have cascadia with dd15 got a code for def heater line 1 jst concerned which one line is marked as number 1… read more
Roy Belding
Roy Belding
7,582 satisfied customers
We are derated to 5mph with Regulatory fault ignored-final
We are derated to 5mph with Regulatory fault ignored-final action pending fault 5246-16. 5246-0 and 5246-15 also appear as well as DEF information only 4335-31. What do we need to do?… read more
Roy Belding
Roy Belding
7,582 satisfied customers
I also have a 2012 Cascadia w/a DD15 Engine. A yellow light
I also have a 2012 Cascadia w/a DD15 Engine. A yellow light comes on. It is on the dash and also the small display window shows a fault. When I display the fault code, along with the EEC 061 (After-tr… read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
627 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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