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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
roybelding
roybelding
Shop Foreman Freightliner trucks
12,321 satisfied customers
With a code eec61 3361 fail 7 and eec61 5246 fail 15, def
With a code eec61 3361 fail 7 and eec61 5246 fail 15 , def lite flashing , the truck will not let me do parked regen WHY !! … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 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
Check engine lights on def light flashing. code #'spn004335
check engine lights on def light flashing. code #'spn004335 -07 & spn005246-15 … 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
roybelding
roybelding
Shop Foreman Freightliner trucks
12,321 satisfied customers
I am not experiencing any serious issue at the moment, just
hey, i am not experiencing any serious issue at the moment, just some codes I want to understand … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 satisfied customers
I have 2014 cascadia and I was driving and then suddenly def
Hi I have 2014 cascadia and I was driving and then suddenly def light starts blinking and check engine light turn on thn I did rgen and after regn light were still there but after 30 min of drive ligh… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
It coming back with a code DEF unit unable to clear
it coming back with a code DEF unit unable to clear restriction. Is this a simple fix … read more
Edward Haniewski
Edward Haniewski
General Studies/Automotive
1 satisfied customers
I have a 2012 freightliner Cascadia that the code spn005246
i have a 2012 freightliner Cascadia that the code spn005246 15 came on about 30 min into my drive time. the yellow light was flashing by the def gauge plus check engine light. What does this mean? … read more
roybelding
roybelding
Shop Foreman Freightliner trucks
12,321 satisfied customers
Morning! Having a problem that I just can conquer on a
Morning! Having a problem that I just can conquer on a Freightliner Cascadia! VIN: 1FUJGLDR8CSBH1198Active Codes: 3364 2 Improper DEF Quality Final Warning 3364 17 Improper DEF Quality Warning 5397 31… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
Freightliner cascadia - how do I get it out of protective
Freightliner cascadia - how do I get it out of protective mode 5 mph … read more
roybelding
roybelding
Shop Foreman Freightliner trucks
12,321 satisfied customers
I have a 2012 Freightliner Cascada DD15 and I noticed that
I have a 2012 Freightliner Cascada DD15 and I noticed that the DEF fuild has not gone down for about 3 days which is unusual.. I had someone comeout and put a computer on it and he said it looked like… read more
roybelding
roybelding
Shop Foreman Freightliner trucks
12,321 satisfied customers
I have a 2011 Freightliner Cascadia that I brought into the
I have a 2011 Freightliner Cascadia that I brought into the shop for a regen. I went home that evening and returned the next morning and the truck would not start. I connected the laptop and found tha… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2014 cascadia/dd15. I accidentally stopped my regen
Hi I have a 2014 cascadia/dd15. I accidentally stopped my regen twice and caused a DEF quality code That immediately derated my engine to 5 miles an hour. Most likely have a regen cycle too frequent c… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2013 freightliner cascadia with dd15 engine in it,
Hi I have a 2013 freightliner cascadia with dd15 engine in it, getting a code EEC 061SPN 003242 Temp20, What do I need to do?… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I first had two codes in Shamrock TX Now I have EEC 061 SPN
I first had two codes in Shamrock TX Now I have EEC 061 SPN 004364 NOX CONV EFF 18 code before i also had DEF Quality 02. They replaced the NOX sensor in Bakersfield CA. In Needles California both cod… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Clayton.Hace this Cascadia 09,DD15.Truck will crank but
Clayton.Hace this Cascadia 09,DD15.Truck will crank but won't start after sits or two days.Once it starts,it will start a billion times without any problem rest of the day.It happens only in the morni… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,571 satisfied customers
afternoon im seeking information on basic dpf issues with the
afternoon im seeking information on basic dpf issues with the 09 detroit 60 engine and the dd15 def engines... i looking to purchase a freightliner 2009 thru 2012 trying to do some research… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

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I am ASE Master Truck Certified.

Wayne

Wayne

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worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

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2,740 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

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All types of Cummins applications

Curtis B.

Curtis B.

Technician

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Technician turned service manager on multiple lines of trucks and engines, used in industry.

Chris (aka-Moose)

Chris (aka-Moose)

Technician

353 satisfied customers

24 years of experience diagnosing & repairing

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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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