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I have a Peterbiltwith Cummins ISX 15, showing several codes
I have a Peterbilt(###) ###-####with Cummins ISX 15, showing several codes at first: SPN 1569, SPN 3226, SPN 5031. And now it began to show 40% derate service now checking light. Please help. DEF tank… read more
NicholasM1019
NicholasM1019
Diesel Technician
Vocational, Technical or Trade School
17 satisfied customers
I have codes spn: 524285 fmi:14, spn:3246 fmi:2, and
i have codes spn: 524285 fmi:14, spn:3246 fmi:2, and spn:1569 fmi: 31 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,843 satisfied customers
Spn 1569 code. Peterbilt 2013 587 Cummins motor. We just
peterbilt 2013 587 Cummins motor. We just changed out the NOX sensor code spn 3216 the inlet NOX but did not clear code then this code came up … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
I'm not using any def fluid. I topped off the def tank and
I'm not using any def fluid. I topped off the def tank and drove about 350 miles. The dash said regeneration required, so I did a parked regen. After the regen was completed I started driving and noti… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
Just got codes 1569, 4094, 5246. 2013 pete 587 Cummins isx
drained some of def and put better quality in and ran according to owner manuals … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
2014 Freightliner cascadia cummin engine won't go faster
2014 Freightliner cascadia cummin engine won't go faster then 5 mph … read more
Roy Belding
Roy Belding
7,693 satisfied customers
I have SPN 1569, 5246, 5746, and 1387 and stop engine
I have SPN 1569, 5246, 5746, and 1387 and stop engine immediately … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
482 satisfied customers
Engine warning light goes on and off with reduced power. Isx
Engine warning light goes on and off with reduced power. Isx 15 … read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
482 satisfied customers
Spn 1569 spn 3226 and spn 4794 totally 3 codes. 2014
See it okay to drive 300 miles to my home town stockton, then fix it my self … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
2014 peterbilt 579 cummins isx15 light in dash in shspe of
2014 peterbilt 579 cummins isx15 ***** *****ght in dash in shspe of engine with a wrench in it and fault codes system engine spn: 1209 FMI:4, system engine spn:1209 FMI:2, system engine spn:1569 FMI:3… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
Spn 1569 fmi 31 is showing, I got a 2012 587 Cummins isx. I
Spn 1569 fmi 31 is showing, I got a 2012 Peter 587 Cummins isx. I replace a lot of parts already and I'm loosing powerSpn 1569 fmi 31 is showing, I got a 2011 VOLVO NL670 Cummins isx. I replace a lot … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,843 satisfied customers
I got a 2014 freightliner cascadia Cummins ISX with the
I got a 2014 freightliner cascadia Cummins ISX with the fault code 1569 spn … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
I have three codes 1569--3216---4094 don't know what they
I have three codes 1569--3216---4094 don't know what they are can you assist … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
2014 ISX CUMMINGS PETERBILT 587 WHERE IS THE DEF HEATER? 587
2014 ISX CUMMINGS PETERBILT 587 WHERE IS THE DEF HEATER ? … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,824 satisfied customers
Spn 1569 fmi 31 is showing, I got a 2012 587 Cummins isx. I
Spn 1569 fmi 31 is showing, I got a 2012 Peter 587 Cummins isx. I replace a lot of parts already and I'm loosing power … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,843 satisfied customers
I'm reading these codes on my volvo can you give me some
I'm reading these codes on my volvo can you give me some insight as the problem and the most cost effective way to fix it. SPN 1209 (Engine Exhaust Gas Pressure), Data erratic, intermittent, or incorr… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,843 satisfied customers
I have a Cummings ISX and I have the following codes SPN
I have a Cummings ISX and I have the following codes SPN 3363 FMI 5 & SPN 1569 FMI 31 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,843 satisfied customers
2011 Peterbilt 348 with a paccar px-8. We are currently
2011 Peterbilt 348 with a paccar px-8. We are currently experiencing derate with limited speed. We have pulled four codes from the ecm, actually 4 active codes and 4 inactive codes. They are as follow… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
12,843 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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