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Related Medium and Heavy Trucks Questions
2015 Freightliner Cascadia check engine light is on and DEF
2015 Freightliner Cascadia check engine light is on and DEF light blinking. Showing SPN 5246 FMI 15 code. Changed DEF meter valve and a parked regen. Code and lights still showing.nged Changed … read more
BrentR718
BrentR718
11 satisfied customers
Have a Freightliner 2015 Cascadia 125. The check engine
Have a Freightliner 2015 Cascadia 125. The check engine light is on and the diesel light came on as well. There are no flags showing. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,821 satisfied customers
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
7,687 satisfied customers
I started feeling excess heat on my feet and legs. I pulled
I started feeling excess heat on my feet and legs. I pulled over to check and discover a four different fault codes 1. spn 4353 (2). spn 3361 (3). spn 5246 (4).spn 520903. Can you advise? … read more
Roy Belding
Roy Belding
7,687 satisfied customers
I have a 2014 Freightliner Cascadia and the check engine
Hi I have a 2014 Freightliner Cascadia and the check engine light came on and the def light is blinking. DEF is full and I am not understanding what the problem is … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,821 satisfied customers
Def light is flashing and showing codes spn 5246 fmi 15 and
Def light is flashing and showing codes spn 5246 fmi 15 and 16 plus spn 5397 fmi 31, spn 4364 fmi 18 and spn 3364 fmi 2 … read more
Roy Belding
Roy Belding
7,687 satisfied customers
DEF INDUCMENE. 2019 FRHT CASCADIA DD15. DEF LAMP ACTIVE CEL
DEF INDUCMENE JA: What's the make/model/year of your truck? Engine type? Customer: 2019 FRHT CASCADIA DD15 JA: Are you fixing your truck yourself? What have you tried so far? Customer: DEF LAMP ACTIVE… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
211 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
1,824 satisfied customers
Dd15 yellow def low level light is flashing def full. Check
Dd15 yellow def low level light is flashing def full. Check engine light is on. Has fault codes 5246 15 and 16. There is no derate. Happen the other day then light and all codes went away. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,821 satisfied customers
I'm getting leakage by the doser fuel injector. I replaced
Hi. I'm getting leakage by the doser fuel injector. I replaced the injector and it seemed to help but it's leaking again. I tightened the new clamp but still I can see fliued leaking where the clamp i… read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
207 satisfied customers
Spn 5246 fmi 15. 2014 freightliner cascadia dd15. The dpf
Yes the dpf clamps were left loose which melted the def dosing unit, both nox sensors def supply and return lines, replaced everything plus harness codes are permanent truck still in derate … read more
Roy Belding
Roy Belding
7,687 satisfied customers
I am working on a 2014 Detroit diesel DD 15 with a one box
I am working on a 2014 Detroit diesel DD 15 with a one box after treatment system. My customer replaced both DPF‘s filters and the high soot level code is still staying active and triggering the stop … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
211 satisfied customers
Code 5435 FMI 7 maens? 16 freight. Cascadia DD15. No just
Code 5435 FMI 7 maens ? JA: What's the make/model/year of your truck? Engine type? Customer: 16 freight. Cascadia DD15 JA: Are you fixing your truck yourself? What have you tried so far? Customer: No … read more
Roy Belding
Roy Belding
7,687 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
Roy Belding
Roy Belding
7,687 satisfied customers
Spn 3361. Freightliner Cascadia detriot dd15. Ive done a
yes ive done a regen and changed the dasing valve and added DEF then re did a regen … read more
Roy Belding
Roy Belding
7,687 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
7,687 satisfied customers
I have 2012 Freightliner Cascadia with ISX Cummins showing
I have 2012 Freightliner Cascadia with ISX Cummins showing the active code 3582 an inactive 3753 I have Cummins Insite with all the dealer levels on it what do I need to do to resolve this problem… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
I have a 2009 Freightliner with a Detroit engine and it has
I have a 2009 Freightliner with a Detroit engine and it has a "high level soot" active code. I cleaned out the DPF filter, replaced a fault sensor, did regen 5 times, reset ash level, no other codes a… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 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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