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
I have the code spn:641. 2016 389 cummins ISX. The code just
I have the code spn:641 JA: What's the make/model/year of your truck? Engine type? Customer: 2016 389 cummins ISX JA: Are you fixing your truck yourself? What have you tried so far? Customer: The code… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
2015 freightliner m2 series 106. Has a cumins isb 6.7 cm2350
2015 freightliner m2 series 106. Has a cumins isb 6.7 cm2350 6cyl. I have 2 vgt actuator codes my software wont let me look up. Little help? Spn 641 fmi 2198 and spn 641 fmi 1894.… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Trying to diagnose a 2013 F750 ISX VGT issue ane am looking
Trying to diagnose a 2013 F750 ISX VGT issue ane am looking for wiring diagrams … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I'm showing 2 codes SPN 641 FMI 9 and SID 27 FMI 9 Cummins
I'm showing 2 codes SPN 641 FMI 9 and SID 27 FMI 9 Cummins motor ISC 260 in 09 Sterling truck … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
2013 Volvo isx 2250 fmi 3597 fmi 2 no start. 2013 Volvo isx
its a customers truck. Has new ecm all connections and fuses are good good fuel pressure and engine speed is Redding correctly … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I'm trying to figure out how to go about fixing my 2015
I'm trying to figure out how to go about fixing my 2015 freightliner vgt actuator … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
I have SPN 641 fault code coming on to my 2012 Peterbilt
Hello I have SPN 641 fault code coming on to my 2012 Peterbilt Cummins ISX … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
443 satisfied customers
Have codes on our 2016 Cummings fire truck. SPN 641 FMI 9
Have codes on our 2016 Cummings fire truck JA: Sometimes things that you think will be really complicated end up being easy to fix. The Heavy Truck Mechanic I'm going to connect you with knows all the… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
443 satisfied customers
I have a 2016 Fleetwood motor home with a Cummins ISB 6.7
I have a 2016 Fleetwood motor home with a Cummins ISB 6.7 360hp motor. I have a yellow engine light on the dash. I checked the diagnostic area on the dash, it gave this code. SPN 641 FMI 9 SA 0. Could… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have 12 codes on my 2009 international pro star they are(
I have 12 codes on my 2009 international pro star they are( spn-520906)(spn-3984)(spn-639)(spn627)(sid-27)(spn-641)(spn597)(spn3984)(spn520906)(spn1045) these are the codes … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
443 satisfied customers
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
Eddy
Eddy
HD Truck Tech
GED
2 satisfied customers
I have a 2009 Freightliner Columbia with Series 60 motor.
I have a 2009 Freightliner Columbia with Series 60 motor. CEL lights went on with code SPN 641 FMI 7 A brief loss of power. Within a few minutes the CEL went out and everything back to normal. Driver … read more
go-west..
go-west..
Technician
Vocational, Technical or Trade Scho
1,266 satisfied customers
There I have a 2005 freightliner motorhome with ISB 300, low
hell there I have a 2005 freightliner motorhome with ISB 300, low on power error codes as shown on info display Fault 1 of 1 Engine Coolant TEMP SPN 110 CM 0 Data Valid But Above Normal RNG Fault 1 of… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have 1XKFD49X5BJ290176 Kenworth 2011 T-700 Getting codes
I have 1XKFD49X5BJ290176 Kenworth 2011 T-700 Getting codes SPN 641 FMI 13 SPN 641 FMI 17 Those translate to Cummins codes 2387 and 1898 (and 3616) related to the VGT actuator.Is this the turbo going, … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Ford 650: Ford F650 2005 with a Cummins ISB260 engine Common
Ford F650 2005 with a Cummins ISB260 engine Common Rail 5.9. Customer washed the engine and now it does not start. I have checked all fuses. I remove the ECM connections and clean with B&E cleaner and… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,740 satisfied customers
I have a 335 modle 6.7 litter paccar with my snap on modis
I have a 335 modle 6.7 litter paccar with my snap on modis scanner I pulled pid codes 108 102 131 103 27 all to do with the turbo now the turbo is broken impeller shaft and truck has been over heated … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
WHAT CODES WOULD I GET IF MY TURBO WAS BLOWN IAM GETTING A
WHAT CODES WOULD I GET IF MY TURBO WAS BLOWN IAM GETTING A CODE FOR THE TURBO ACUATOR ABNORMAL UPDATE RATE AND ROOT CAUSE NOT KNOWN… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,700 satisfied customers
Looking for ignition wiring diagram. 08 F650 with Cummins ISB
Looking for ignition wiring diagram. 08 F650 with Cummins ISB ESN 57829676. Need to know which wire ecm receives its switched power from and what pin at ecm it is. Code SPN 627 FMI2, constant. batt+ o… read more
Joe
Joe
Service Technician
Associate Degree
861 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

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

< 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