Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Connect one-on-one with {0} who will answer your question

Related Medium and Heavy Trucks Questions
ISX CM871 ESN 79324675 I need to test the dpf doser and
ISX CM871 ESN 79324675 I need to test the dpf doser and shutoff valve with Insite could you let me know the steps to do this right? I have a clue but will like to get your input, it is doing regen but… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,274 satisfied customers
I have a VOLVO D13 and it has active codes, SA 0 SPN 5397
I have a VOLVO D13 and it has active codes, SA 0 SPN 5397 FMI 31 and SA 0 SPN 5443 FMI 7 What is the problem? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
2014 volvo vnl 670 400hp isx15 cummins engine looses speed
2014 volvo vnl 670 400hp isx15 cummins engine looses speed on hills no matter how much weight your pulling example i had 4500 pounds in va going south on 77 at 75mph hit the hill speed dropped to 64 i… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
Got a code for particulate trap 1 sensor, with codes 1879
Got a code for particulate trap 1 sensor, with codes 1879 and 2963 and 3714 . Ran fine all parked and went into store 3714 code Regen light on. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
I got code 4094 fmi1 Volvo d13, before I changed doser
Hi there! I got code 4094 fmi1 Volvo d13, before I changed doser valve, def line between def pump and def doser valve, new 7th injector wat leso need to do with that? Thanks … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
Have ISX15 truck and some active faults. Nothing is easy to
I do not like to write to computer, get me a mechanic, please.… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
2012 Freightliner with Cummins ENG SER # 73295803 had a code
2012 Freightliner with Cummins ENG SER # 73295803 had a code 2637 DOC clogged... had had DOC and DPF cleaned, there was a lot of soot in the intake air and exhaust, the aftercooler off and had it flus… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
We have a 2013 volvo d 13 here at shop we had a code for a
We have a 2013 volvo d 13 here at shop we had a code for a Dpf sensor. We replaced it ran it through a complete Regen. We reset ash counter but still shows reduced speed Service def en163976.… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
417 satisfied customers
2012 Peterbuilt - serial number 139306 Cummins ISX15 - #
2012 Peterbuilt - serial number 139306 Cummins ISX15 - # 79497370Regeneration Issues: This has been a ongoing problem with this truck for the last two years. Current issue: Unit will run the parked/ma… read more
timdieseltech
timdieseltech
lead diesel tech, shop owner
Vocational, Technical or Trade School
202 satisfied customers
I have a cummins isx15 cm 2250. with this fault codes. Isx15
I have a cummins isx15 cm 2250. with this fault codes. … read more
Roy Belding
Roy Belding
7,524 satisfied customers
Ive got two code on ism 425, they are 4282, 2639, we just
hello, ive got two code on ism 425, they are 4282, 2639, we just change the dpf last week it was craked, can the doc have any problem or code 4282 relate to injector doser? … read more
Roy Belding
Roy Belding
7,524 satisfied customers
How often should a tractor perfor regen? And is there a
How often should a tractor perfor regen? And is there a problem if I never hear it perform regen?… read more
Roy Belding
Roy Belding
7,524 satisfied customers
I have a 2011 Volvo 780 Cummins ISX15. It was sitting for
I have a 2011 Volvo 780 Cummins ISX15. It was sitting for almost 2 years. Got it put back together and its been a pain with the regen issues. Never had any before it was put on the back burner. So far… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
I have an issue with my engine It have a code spn 3482 fmi
Hi I have an issue with my engine It have a code spn 3482 fmi 2 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I got a kW truck with a cummins ism cm876 with an active
Hi, I got a kW truck with a cummins ism cm876 with an active 2639 code (esn 35221436), and it's saying dpf diff pressure above normal range and I need to do a regen. I have done multiple regen and it … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,274 satisfied customers
2009 Peterbilt with a Cummins ISX (eng# *****). During
2009 Peterbilt with a Cummins ISX (eng# *****). During regen the computer will not turn the doser injector on therefore it will not build temp in the DPF. New dpf filter and doser injector, all temp s… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,274 satisfied customers
2012 IH 4300 Stop engine light still on after having DPF and
2012 IH 4300 Stop engine light still on after having DPF and DOC cleaned. Ran it down the street and then the DPF "temp". warning lamp came on.… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
2010 cummins isx15 cm2250 two signs on display screen: (1)
2010 cummins isx15 cm2250 two signs on display screen: (1) boost pressure (2) engine derated… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
4,274 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Daniel Wilson

Daniel Wilson

4,737 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,234 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,023 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

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

Mechanic

4,274 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,571 satisfied customers

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

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x