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Related Medium and Heavy Trucks Questions
I'm getting codes for data link j1939. Mack cxu613 2012.
Yes, I've gone through the j1936 wiring and tested each divice and so far my cluster is not testing out on the ohms o get can hi and can low with 70k ohms my ground to hi 83k ohms as well as can low to ground … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
1994 ch 427 showing fault code 6-2 and 6-3. 1994 ch mack 427
1994 ch 427 showing fault code 6-2 and 6-3 JA: What's the make/model/year of your truck? Engine type? Customer: 1994 ch mack 427 showing faults 6-2 and 6-3 JA: Are you fixing your truck yourself? What… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
05 MACK HAS CODE SDI 231 FMI 8 WILL NOT START HAVE CHECKED C
05 MACK HAS CODE SDI 231 FMI 8 WILL NOT START HAVE CHECKED C AND D CONECTER IT HAS 60 OHMS… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
Well its an 01 mack rd688s triaxle dump. sometimes make
well its an 01 mack rd688s triaxle dump. sometimes make 19psi sometimes makes 24psi. no rhyme or reason.has codes with a vague definition on the launch code reader. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
It is showing several fault codes on being link 1939. 2000
it is showing several fault codes on being link 1939 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
I have a 2002 rd688s mack with codes sid 254 fmi 8,sid231
I have a 2002 rd688s mack with codes sid 254 fmi 8,sid231 fmi 8 and sid 250 fmi 8 truck cranks and goes dead… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
Have a 2007 Granite with AI427 keeps throwing 3-1 code
Have a 2007 Granite with AI427 keeps throwing 3-1 code replaced exhaust temperature sensor still throwing same code … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
I have 2006 volvo vnl 780 d12 13 speed. My main problem is
My main problem is that my throttle cuts off for about 1 sec and then comes back while its on cc, if not i have to completely lift my foot from the pedal in order to work properly Also there is ja1939 inactive code Buts it's counting the errors … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
Truck won't crank or start unless we unplug the fuse box.
Truck won't crank or start unless we unplug the fuse box … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
X. 2003 mack RD688s e7 etech 350 engine. Will not start, it
2003 mack RD688s e7 etech 350 engine. Will not start, it only cranks. I have eliminated any problem from the fuel tanks. I have a line running from a separate fuel container. I've replaced the Crank sensor and the Engine speed sensor. still no luck … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
570 satisfied customers
I have a fault code 128 231 8 Sid. I looked online and it
Hi! I have a fault code 128 231 8 Sid. I looked online and it says abnormal frequency. What does that mean? … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a sid 231 FMI (8) Engine AI 350, Mack. Granite 2003,
I have a sid 231 FMI (8) JA: What's the make/model/year of your truck? Engine type? Customer: Engine AI 350 JA: Are you fixing your truck yourself? What have you tried so far? Customer: Mack. Granite … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
2006 freightliner 60 series detroit 1FUJAGCK06LW87224 code
2006 freightliner 60 series detroit 1FUJAGCK06LW87224 code 128 with a PID code 084 fail 12. sounds like its missing. running rough, changed fuel filter… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I'm not sure if all of the these symptoms are related, but I
I'm not sure if all of the these symptoms are related, but I have a 2000 Mack RD688s that has the Electronic Malfunction Light & Parking Brake Light remain on with the ignition off and key out. I retr… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 2002 isb Cummings in a newmar motor home 300 hp get a check engine lite when off
I have a 2002 isb Cummings in a newmar motor home 300 hp get a check engine lite when off throdle goes into limp mode and also under full throdle it skips about every 5 seconds hook up code reader get… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
i have a 2004 Volvo with an isx st2 last 6 of vin is 371735.
hi i have a 2004 Volvo with an isx st2 last 6 of vin is 371735. it has not throttle response codes displayed are check light control module check ecm and check ecm data link connector. was told custom… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,886 satisfied customers
hello I have a 2004 mack CX garbage truck. this unit keeps
hello I have a 2004 mack CX garbage truck. this unit keeps setting fault codes 231-8 andNNN-NN-NNNNdata link faults. this morning i was able to scan it with ne problem and run cylinder cutouts. now is… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 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

5,115 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,756 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

Curtis B.

Curtis B.

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

cumminsdr

cumminsdr

Mechanic

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All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 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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