Medium and Heavy Trucks

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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
Shop Foreman/Triage Tech
Associates
6,292 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
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I HAVE VOLVO 780 WITH D13 ENGINE AND DEF CRYSTILIZING AT THE
I HAVE VOLVO 780 WITH D13 ENGINE AND DEF CRYSTILIZING AT THE FLEX PIPE ON THE BOTTOM REQUESTING EDGAR T.… read more
Bill
Bill
Heavy equipment mechanic
Hd mechanic
8 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
Shop Foreman/Triage Tech
Associates
6,292 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
Shop Foreman/Triage Tech
Associates
6,292 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
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
Second Opinion] 2012 vovlo Spn 4094 fault cade Also had a
For Mike Mcmillan [Second Opinion] 2012 vovlo Spn 4094 fault cade Also had a def doser valve codes and i replaced it Just cleaned all filters...parked regen did twice all temratures going up...outlet … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
Fault code spn 3216 fmi 5 Spn 3226 fmi 12 Spn 5246 fmi 16
Fault code spn 3216 fmi 5 Spn 3226 fmi 12 Spn 5246 fmi 16 Spn 5298 fmi 18 Son 3226 fmi 13 Spn 5394 fmi 5I cleared the codes and following came back right away Spn 5394 fmi 5 Spn 3216 fmi 5 Spn 3226 fm… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
2016 mack fault code p20ee00.. please send step by step
2016 mack fault code p20ee00.. please send step by step diagnostics and send sematics also have inactive fault code p24a000… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
Welcom,have messaged “service DEF speed limited to 5mph.its
Welcom,have messaged “service DEF speed limited to 5mph.its Volvo 2013,d13,hope that you can help me … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 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
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
I got code 4094 fmi1 Volvo d13, before I changed doser
Hi there! I got code 4094 fmi1 Volvo d13, before I changed doser valve, def line between def pump and def doser valve, new 7th injector wat leso need to do with that? Thanks … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 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
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
I have a 2014 vnl780. It is throwing a recurring p200200
I have a 2014 vnl780. It is throwing a recurring p200200 code … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
We have a 2013 volvo d 13 here at shop we had a code for a
We have a 2013 volvo d 13 here at shop we had a code for a Dpf sensor. We replaced it ran it through a complete Regen. We reset ash counter but still shows reduced speed Service def en163976.… read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
I have a 2012 Mack with an MP7. It has an SPN 5246 FMI 0
Hi , I have a 2012 Mack with an MP7 . It has an SPN 5246 FMI 0 codes and the truck is on de-rate . … read more
Mike Mcmillan
Mike Mcmillan
Shop Foreman/Triage Tech
Associates
6,292 satisfied customers
Second opinion] 2014 mack cxu613 MP8 codes P20EE00 AND
Second opinion] 2014 mack cxu613 MP8 codes P20EE00 AND P207F00 REPLACED BOTH NOX SENSOR,NO CODES NOW BUT CAN NOT REGEN AND TRUCK STILL HAS SERVICE DEF ON INFORMATION SCREEN AND IS DERATED… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
2014 mack cxu613 MP8 codes P20EE00 AND P207F00 REPLACED BOTH
2014 mack cxu613 MP8 codes P20EE00 AND P207F00 REPLACED BOTH NOX SENSOR,NO CODES NOW BUT CAN NOT REGEN AND TRUCK STILL HAS SERVICE DEF ON INFORMATION SCREEN AND IS DERATED… read more
Expert
Expert
10,510 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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