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Related Medium and Heavy Trucks Questions
I have a check engine with code SPN-4339 fmi 7 and SPN 4364
I have a check engine with code SPN-4339 fmi 7 and SPN 4364 fmi 31. What can it be? … read more
RichardH416
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I have 2012 Freightliner M2 106. It has 4 active codes. They
I have 2012 Freightliner M2 106. It has 4 active codes. They are:4364 18, 4094 31, 5246 0, 1569 31. Have replaced the doser/pump, flushed and filled the DEF tank, and cleaned the injector outlet. Afte… read more
Daniel Wilson
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I have a 2016 Freightliner with a cummins ISB 6.7 engine #
I have a 2016 Freightliner with a cummins ISB 6.7 engine # 58648765 I have a active code 4169 What are the procedures to diagnose this pump heater fault… read more
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SECOND OPINION) I have a 2012 Freightliner M2 Cummins Isc
SECOND OPINION) Customer: I have a 2012 Freightliner M2 Cummins Isc 8.3 engine # 73219858… read more
Curtis B.
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I have a check engine light that just came up in traffic spn
I have a check engine light that just came up in traffic spn 3216 FMi 20 … read more
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2016 m2 with a code spn 1569 fmi 31. Freightliner m2 2016.
I try do do most work in house but, kind of green on the def side if that is the problem… read more
Wayne
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When driving there is no power, the excelerator does ot
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Have a Freightliner M2 with a Cummins ISB 6.7 325 Hp with a
Have a Freightliner M2 with a Cummins ISB 6.7 325 Hp with a SPN 3360 FMI 9 Fault. Took it to the Cummins Dealer and they said it was a bad key switch shorting to ground. Replaced the key switch same i… read more
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2011 Freightliner M2, Yellow and Red engine lights on,
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Andy
Andy
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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
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2015 f750 6.7 Cummins has a son 4364. Fmi 31 an a spn 5246
2015 f750 6.7 Cummins has a son 4364. Fmi 31 an a spn 5246 fmi 18 replace def injector clear codes drive 3 days an it came back … read more
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Engine is under powered with all engine code lights on.
Engine is under powered with all engine code lights on. Trouble codes are BH33 and Spu69-18stn … read more
Daniel Wilson
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I have a 2016 Freightliner M2 Business Class Cummins/Allison
I have a 2016 Freightliner M2 Business Class Cummins/Allison with 61,000 miles. intermittemnt problems with shifting and Range Inhibit light coming on. Usually reseating the electrical connectors on t… read more
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I have a 2013 Freightliner M2 106 with a Cummins 6.7. Engine
I have a 2013 Freightliner M2 106 with a Cummins 6.7. Engine light is on with EnG 0 and Fail 31 in the Driver Display screen. Any ideas?… read more
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Meet the Experts:

Daniel Wilson

Daniel Wilson

5,454 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

Journeyman

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,747 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

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All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,806 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

Chris (aka-Moose)

Chris (aka-Moose)

Technician

462 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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