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2015 f650 cummins 6 7. Truck currently not throwing codes
2015 f650 cummins 6 7. Truck currently not throwing codes but when attempting forced regen the engine state will cycle from regeneration to air/fuel derate with the rpms picking up and then dropping r… read more
Joe
Joe
Service Technician
Associate Degree
855 satisfied customers
I have a Cummins ISM 2008 that will not build up enough heat
I have a Cummins ISM 2008 that will not build up enough heat to regen. New turbo, serviced the dpf/doc. New boost pressure sensor and back pressure sensor. Plugged off the EGR at the Venturi, intake a… read more
NicholasM1019
NicholasM1019
Diesel Technician
Vocational, Technical or Trade School
8 satisfied customers
2019 freightliner cummins engine codes 3712 6255 6254 and
2019 freightliner cummins engine codes 3712 6255 6254 and 0286. the unit wouldn't regen because it thought the brake pedal was being pressed. i've since fixed that issue and these four codes will not … read more
NicholasM1019
NicholasM1019
Diesel Technician
Vocational, Technical or Trade School
8 satisfied customers
Have customer with 2009 Ford F650 Pro-Loader Roll-Back
Have customer with 2009 Ford F650 Pro-Loader Roll-Back medium duty truck with 6.7 Cummins ISB., Engine serial number 57868246 and ECM serial number 52733. Truck came in with yellow engine light on, an… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have a 2010 freightliner m2 with Cummins 6.7 engine no.
Hello I have a 2010 freightliner m2 with Cummins 6.7 engine no. 57928672 . The truck has a low boost concern , only makes about 13.6 inhg . No codes . Only thing I can find while drive is engine opera… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
431 satisfied customers
I have a 2012 Kenworth with a cummins engine. Customer
I have a 2012 Kenworth with a cummins engine. Customer brought truck in complaining that he had no jake brake or cruise control. Scanned truck and found no active codes related to complaint. However t… read more
Bradey V
Bradey V
Certificate
I'm working on a Cummins isx15 serial number 79740472. The
I'm working on a Cummins isx15 serial number 79740472. The engine spun a main and got the crank and block. We found a new crank and block and rebuilt the engine. Had t put a new ecm on it because the … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
431 satisfied customers
2009 Peterbilt with isx Cummins on insite trying to do a
2009 Peterbilt with isx Cummins on insite trying to do a stationary regen says clutch pedal is depressed just put in new clutch switch still says depressed try to bypass with jumper wire still says de… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
2009 Pete 386 will not regen due to brake pedal depressed.
2009 Pete 386 will not regen due to brake pedal depressed. wiring diagram of switches and locations please. should be going to pin 37 and 38 of ECM OE harness… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I am a insite Pro mechanic and need some advice. Today I had
I am a insite Pro mechanic and need some advice . Today I had a truck come in that would not regen when put into manual regen, items said clutch and brake depressed regen stopped ! The engine # is 794… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I need answers on an issue with a navistar workstar body
I need answers on an issue with a navistar workstar body controller and how it interfaces with a Cummins engine, a Cummins only mechanic will most likely not be able to answer correctly. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
Have a cascadia 14.0L Detriot engine 13spd the truck does
Have a cascadia 14.0L Detriot engine 13spd the truck does not accelerate so I decided to disconnect the clutch pedal sensor and it now Accelerates so I thought it would be a bad sensor replaced it eig… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 2005 KW T800 vin 1XKDD48X96R106308 eng 79097518.
I have a 2005 KW T800 vin 1XKDD48X96R106308 eng 79097518. Its an ISX cummins. My issue is that the cruise and the jake only work sporadically. I test drive it this weekend and when you set the cruise … read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have a 2010Cummins ISB in a transit bus that I cannot get
I have a 2010Cummins ISB in a transit bus that I cannot get to regen. I reset the DPF and maintenance using insite, and it gives a message service brake pedal and restsart regen The interlock is off b… read more
Andy
Andy
Truck Diagnostic Technician
Vocational, Technical or Trade School
2,775 satisfied customers
I am trying to do a stationary regen but the manual switch
I am trying to do a stationary regen but the manual switch in the cab isn't working. Is there another way? I am driving a 2010 freightliner straight truck with a cummins engine… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Constant problems with regeneration right now it regents for
Constant problems with regeneration right now it regents for 1hour off 1hour truck still has plenty of power 2010 peterbilt model 335 cummins motor… read more
Geoff
Geoff
BS
12 satisfied customers
Hello Cat Man. I have a C-15 ESN-BXS01366 that the engine
Hello Cat Man. I have a C-15 ESN-BXS01366 that the engine brakes arn't working. Used ET and in the status screen it says that it is disabled. Looked through the configuration settings and couldn't fin… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 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 Diagnostic Technician
Vocational, Technical or Trade School
2,775 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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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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