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Related Medium and Heavy Trucks Questions
2015 Mack mp8 what can you tell me about this code.?
2015 Mack mp8 what can you tell me about this code.? Recently we clean the doc and dpf, injectors and sleeves, and been 3 months. Egr is newer. Truck has 450k… read more
Mike D
Mike D
Mechanic Shop foreman
diesel technology
2 satisfied customers
Mack CXU 613 MID 128 PPID 270 FMI 12. How I could be sure
Hi! Mack CXU 613 MID 128 PPID 270 FMI 12. How I could be sure it's inlet or outlet NOX? Thanks! … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
Have SPN 5246 Fmi 16 on a mack. 2011 Mack CXU. Mack mp8. I
Have SPN 5246 Fmi 16 on a mack JA: What's the make, model, and year of your heavy truck? Customer: 2011 Mack CXU JA: What's the engine type and size? Customer: Mack mp8 JA: Is there anything else the … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I have a 2015 Mack Pinnacle with MP8 engine, I am getting
I have a 2015 Mack Pinnacle with MP8 engine, I am getting fault code 'SPN 4094 FMI 1: NOx limits exceeded due to Insufficient Diesel Exhaust Fluid Quality'. Have checked for DEF quality, Aftertreatmen… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
Mack truck throwing nox sensor efficiency codes. truck is
mack truck throwing nox sensor efficiency codes. truck is running rough, you can clear codes and the truck will run fine and pull godd for a day or until light omes back on. code p20ee00, ran nox test… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
5,115 satisfied customers
I have a 2014 Mack model CXU 613 I have trouble code SPN4364
I have a 2014 Mack model CXU 613 I have trouble code SPN4364 & I have replaced a NOX sensor before but OS there a up stream & a down stream sensor ? Engine in truck is a MP8445E… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I have a 2015 Mack CXU, just spent $15k at Mack dealer on
I have a 2015 Mack CXU, just spent $15k at Mack dealer on DPF, Knox Sensors, EGR value…left the dealer yesterday and truck is back in Derate. Help!!… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I have a 2012 mack chu613 with an mp8 in it it keeps giving
I have a 2012 mack chu613 with an mp8 in it it keeps giving me a scr performace low service scr system and parked regen needed and the truck is derated … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I have a 2015 mack mp8 engine that will not stay out of
I have a 2015 mack mp8 engine that will not stay out of derate mode says poor def quality service def we have clleaned filters new in and out senseors doser valve put new vavles behind the starter and… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
Speedometer quits working and the truck loses power. 2013
speedometer quits working and the truck loses power. 2013 mack mp8 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
NOT CAR DIESEL TRUCK MACK 2013. II NEED HELP WITH FAULT
NOT CAR DIESEL TRUCK MACK 2013 JA: What type of fuel do you typically use? When was your last oil change? Customer: II NEED HELP WITH FAULT CODES JA: What's the make/model of your 2013 truck? Customer… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I have a 2012 cxu mack with the mp8. I have code mid 128
I have a 2012 cxu mack with the mp8. I have code mid 128 psid 89 fmi 5. … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I can't spell or write correctly but i am going to try. 2012
i can't spell or write correctly but i am going to try … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I'm stuck here with this 2012 Mack with the MP8 Volvo engine
I'm stuck here with this 2012 Mack with the MP8 Volvo engine I have these codes and can't find a way to repair it I can't even force a regen can someone please help. Here is the codes I'm getting on m… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
I hope this finds you well, I'm still working with this 2012
Hi Mike I hope this finds you well, Mike I'm still working with this 2012 Mack CHU613 with the mp8 that you were helping me with we finally got it running I had to replace the ECM and put back the dpe… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
How are you I have a 2012 Mack CXU day cab with a Mac mp8
Good morning how are you I have a 2012 Mack CXU day cab with a Mac mp8 engine and I'm getting a trouble code SID 231 j 1939 data erratic I've attached a picture of the VIN number end of the trouble co… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
607 satisfied customers
Need to force regen on Mack MP8. The sensors went out. 2014
Need to force regen on Mack MP8. The sensors went out … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,756 satisfied customers
I want to know how to remove dpf filter on a 2007 mack cxu
I want to know how to remove dpf filter on a 2007 mack cxu 613. … 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

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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

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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cumminsdr

cumminsdr

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All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

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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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