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Related Medium and Heavy Trucks Questions
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
442 satisfied customers
I HAVE A 2015 PETE WITH A ISX CUMMINS I REPLACED THE DPF
I HAVE A 2015 PETE WITH A ISX CUMMINS I REPLACED THE DPF FILTER AND NOW IT WILL NOT GO THROUGH A REGEN BRINGING UP A CODE 1664 ENGINE # 79747865… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I am on a 2012 Peterbilt ***************** with a Cummins
I am on a 2012 Peterbilt ***************** with a Cummins ISX 79592980. Customer states CEL is on and engine will not regen. Customer further states they have had a new DPF (center section) installed … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Working on a 2016 freightliner m2106 with a cummins in it.
working on a 2016 freightliner m2106 with a cummins in it. im getting the low def led flash with a red stop engine and amber check engine. on my snap on pro link i could see the ecm was seeing 8% def … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Have a 2010 cummins isx engine that has a code 1921. Dpf and
have a 2010 cummins isx engine that has a code 1921 … read more
Roy Belding
Roy Belding
7,602 satisfied customers
Cummins isx. Yellow check eng light on. Scanner shows codes
Cummins isx. Yellow check eng light on. Scanner shows codes 2637-FMI 11 and 4214-FMI 1. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a Cummins 6.7 ISX with three codes - spn 3242 fmi 15,
I have a Cummins 6.7 ISX with three codes - spn 3242 fmi 15, spn 3242 fmi 4, and spn 3242 fmi 16. How do I diagnose which sensors are bad, the condition of the DEF/DPF/SCR/DOC system, to get it back t… read more
Roy Belding
Roy Belding
7,602 satisfied customers
Cummins ISL9 regening too often. I have been working on this
Cummins ISL9 regening too often. I have been working on this bus on and off for several months. It is trying to actively regen around every 2 hours. ISL9 CM2250 engine serial# ***** ECM code CB90010.4… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
524 satisfied customers
2010 Kenworth, ISX 15, CM871. Seems as though it's stuck in
2010 Kenworth, ISX 15, CM871. Seems as though it's stuck in REGEN, for about 6 continuous hours of operation it was de-rated with bluish gray smoke coming from exhaust on steep hill climbs with a heav… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
We got a check engine light took it into freightliner and had
We got a check engine light took it into freightliner and had the doc replaced. Within 2 weeks about 4000 miles or so and got another check engine light....same code sid 380 fail 11. Took into freight… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a Cummins ISM eng #35253921. I am getting a DTC 2639.
I have a Cummins ISM eng #35253921. I am getting a DTC 2639. Refers to the differential pressure being out of range. This truck has a freshly cleaned DPF, egr, and egr cooler. With the truck running o… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a 2009 Peterbilt 386 with a turbo actuator code and
I have a 2009 Peterbilt 386 with a turbo actuator code and alarm. The dealer told me it was a Turbo and Actuator. I took it apart to inspect and the turbo in fine. I can manually change the gate setti… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 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
1,700 satisfied customers
Catman. Another question please sir. 209 Peterbilt c15. Will
Catman. Another question please sir. 209 Peterbilt c15. Will not regen dash warnings are DPF secondary air diff pressure and particulate trap outlet temp. with the computer the code is aftertreatment … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I am trying to find the reason Fault 2639 is still active.
I am trying to find the reason Fault 2639 is still active. History: Truck came in W/ DPF light on solid. The DPF was cleaned a month ago. I found 1925 active and aftertreatment injector carboned over.… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 satisfied customers
hi on my unit i steel have this problem im getting this cods 2637 2774 2359 1942 421
hi on my unit i steel have this problem im getting this cods 2637 2774 2359 1942 4214 any idea i don everything you tell me no problem found you thin its bed dpf or doc im doing force rigen and always… read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
627 satisfied customers
my other truck 2009 prostar isx engine i have a fault cods 4283--inactive 3167--inacti
my other truck 2009 prostar isx engine i have a fault cods 4283--inactive 3167--inactive 2374--inactive 2554--inactive 4214--ACTIVE 2637--ACTIVE last week i had a problem whit same truck we change aft… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have 2008 International prostar with cummins isx and its
I have 2008 International prostar with cummins isx and its showing a code 4283 and 1972. What do I need to do you fix this problem. No check engine light but regen triangle is on the dash.… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
210 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

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

1,700 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

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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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