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Related Medium and Heavy Trucks Questions
13 freightliner m2 6.7isb spn 4344 fmi 5, DEF tank is heated
13 freightliner m2 6.7isb spn 4344 fmi 5, DEF tank is heated with coolant lines and DEF pump and doser valve are operating … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
2016 international pro star with an isx15 Cummins. I have a
2016 international pro star with an isx15 Cummins. I have a code for a short in heater circuit 2 but just replace that heater line in the past month. Do they go bad that quickly? If not where should I… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,758 satisfied customers
2015 f650 cummins 6.7. Truck has issues losing def prime. We
2015 f650 cummins 6.7. Truck has issues losing def prime. We had the def pump replaced already and haven't had any def loss of prime issues for about 6 months. Plan is to inspect def system. Any exper… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,758 satisfied customers
CODE 1682 CUMMINS ISB, just had to put new tank on.
CODE 1682 CUMMINS ISB, just had to put new tank on … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 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
2015 Intnl 4300, Cummins 6.7, OEM #3375, 3376,2639,4713. SPN
2015 Intnl 4300, Cummins 6.7, OEM #3375, 3376,2639,4713. SPN 5397-31, SPN 5357-31 … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,758 satisfied customers
Got 4 active fault codes in Cummins ISB6.7. AutoCAD ACX
Just troubleshooting through insite before it goes to the shop Codes are 3545, 1682, 3714, 3712 … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
211 satisfied customers
Have two trucks with pdf issues first is a IHC vin
have two trucks with pdf issues first is a IHC vin HH474589has code SPN 3364 FMI 18 catalist tank reagent quality and SPN 5246 FMI 0 most severe second truck is a ford vin DV775101 its codes are SPN 4… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
211 satisfied customers
I have a truck that is having DEF issues is a 2016 Cummins
I have a truck that is having DEF issues is a 2016 Cummins ism engine 6.7 l and it will no let me do a park regen the codes are spn 3216 fmi10 and spn3362 fmi31 and fmi5246 fmi0 need help been working… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
211 satisfied customers
School bus 2016 Cummins isb 112,000km Came in with codes
School bus 2016 Cummins isb 112,000km Came in with codes 2976 , 3545, 3559, 3712, 3714, 4251 and a power loss issue stemming from Aftertreatment issues. A tech from this website and I determined it wa… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,758 satisfied customers
I have a 2011 Blue Bird bus with a 6.7 Cummins engine. I get
I have a 2011 Blue Bird bus with a 6.7 Cummins engine. I get codes 4094-31, nox limits exceeded due to insufficient regent quality, and 4364-18 aftertreatment 1 scr catalyst conversion efficiency. I h… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
Trouble code 641 and 3216 2014 f650 6.7 Cummins. 2014 f650
Trouble code 641 and 3216 2014 f650 6.7 Cummins JA: What's the make/model/year of your truck? Engine type? Customer: 2014 f650 6.7 Cummins JA: Are you fixing your truck yourself? What have you tried s… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
4,758 satisfied customers
I have a 2016 Freightliner M2 with a Cummins I am going to
I have a 2016 Freightliner M2 with a Cummins I am going to derate with a code 3425 open circuit in DEF line heater 3. I am trying to figure out which line is #3. … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
Regen Issue on a 2011 Pete 348 (vin:160507) with a Cummins
Regen Issue on a 2011 Pete 348 (vin:160507) with a Cummins ISC (esn:73333964). 123.9 miles ago Insite showed codes 3543 (NOx limits exceeded due to Insufficient Reagent Quality), 3582 (Aftertreatment … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
Have codes 3543, 3714, 3582, 3712 all active. Cummins ISB
Have codes 3543, 3714, 3582, 3712 all active. Cummins ISB 6.7 CM2250 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
I have a 2014 kenworth 900l with a 500 cummins. showing
i have a 2014 kenworth 900l with a 500 cummins. showing codes 5397,1569,4340,3720 … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
2014 M2 Freightliner with a Cummins engine ISL, keeping
2014 M2 Freightliner with a Cummins engine ISL, keeping getting check engine lights with the only code 3582. Have tested the DEF pump, the doser valve and cleaned the decomposition tube. Ran the SCR p… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 satisfied customers
2012 freight liner shows engine protection torque derate. Active
2012 freight liner shows engine protection torque derate. Active code SPN1569-FM31/ SPN 5394-FM4, Inactive codes SPN639_FM113 .… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,454 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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