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I have 2017 w900 Kenworth, with a cummings 550 engine. The
I have 2017 w900 Kenworth, with a cummings 550 engine. The def gauge is reading empty but it's full … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
I have a 2017 Kenworth T680 with a cummins isx. It keeps
I have a 2017 Kenworth T680 with a cummins isx. It keeps throwing a check engine light (with the wrench inside). The code is always the same, "intake manifold pressure". It threatens to derate the eng… read more
AMANDEEP MAHERU
AMANDEEP MAHERU
1 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
202 satisfied customers
Scr fault after I fueled. And I also roped off my def. now
Scr fault after I fueled. And I also roped off my def. now the def is showing tank is empty. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
202 satisfied customers
2011 kenworth w900l isx 15 cummins esn 79518165, getting a
2011 kenworth w900l isx 15 cummins esn 79518165, getting a code for 3651 which is def tank temperature. it has a new sending unit and temp sensor and pump unit. I was wondering where to go from here??… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
173 satisfied customers
I have a 2014 Kenworth T680...I got a Level 1 engine
I have a 2014 Kenworth T680...I got a Level 1 engine delegate code...any idea what that could be? … read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
173 satisfied customers
Engine derate. 2015 kenworth t680 isx. Put on code reader
Yes, put on code reader and spin 3720; ash load percentage … read more
roybelding
roybelding
Shop Foreman Freightliner trucks
Associate Degree
9,962 satisfied customers
I got three codes,3568,3569,and 3714. 2013 t660 kenworth
I got three codes,3568,3569,and 3714. JA: What's the make/model/year of your truck? Engine type? Customer: 2013 t660 kenworth Cummins isx JA: Are you fixing your truck yourself? What have you tried so… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
173 satisfied customers
2014 kw with isx in derate with 3567 code. 2014 kenworth
yes i live in remote area ,i changed the def pump this morning it changed nothing… read more
roybelding
roybelding
Shop Foreman Freightliner trucks
Associate Degree
9,962 satisfied customers
I've got a 2017 International Workstar/6.7 Cummins and the
I've got a 2017 International Workstar/6.7 Cummins and the upside down triangle warning light and the DEF fluid light indicators are on. Truck is also reduced power… read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
173 satisfied customers
Increased derate in 4 hours seek immediate service. I have a
Increased derate in 4 hours seek immediate service. I have a 2016 T680 with a 450 cummins after turning the truck off for 15 minutes now it displays connect engine service tool … read more
Steven
Steven
Triage Tech/Shop Foreman
Associates
173 satisfied customers
We have a 2015 Kenworth t680, and tonite while driving had
we have a 2015 Kenworth t680, and tonite while driving had several scr system fault messages and also our def tank is full but the low fluid red indicator on the def gauge came on. we pulled over and … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
I HAVE A 2015 Freightliner cascadia DD15 with a headache
I HAVE A 2015 Freightliner cascadia DD15 with a headache code 5246 FMI 15 … read more
roybelding
roybelding
Shop Foreman Freightliner trucks
Associate Degree
9,962 satisfied customers
Have a 2011 Freightliner Cascadia Dd15 with some codes Eec61
Have a 2011 Freightliner Cascadia Dd15 with some codesEec61 spn5246 fail 15 Chs 71 spn 520918 fail 5 Sys 25 spn 1548 fail 5 Any help would be great thanks… read more
roybelding
roybelding
Shop Foreman Freightliner trucks
Associate Degree
9,962 satisfied customers
Cummings 380 in Tuscany RV has engine light on says spn1569
Cummings 380 in Tuscany RV has engine light on says spn1569 fault … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
When a 3712 and 3714 fault code are triggered and an "engine
When a 3712 and 3714 fault code are triggered and an "engine power derate and vehicle speed limit" are implemented does that mean the truck will be limited to the "Active Maximum Speed" indicated in t… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 satisfied customers
I have a Kenworth T700 truck with a 480 HP Paccar MX engine.
I have a Kenworth T700 truck with a 480 HP Paccar MX engine. I own this truck for over 4 years now, and I have never ceased to have problem with this engine. But more precisely, the DEF system is simp… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
kenworth t700. says def is low, but tank is full. engine
kenworth t700. says def is low, but tank is full. engine derated, fault code says J1939cm dpf lamp data, next screen says engine derated. also, engine percent torque. truck will not go more than 5 mph… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,458 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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