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CAT C15 MBN lost nearly all power up and started stumbling.
CAT C15 MBN lost nearly all power up hill and started stumbling. Truck runs fine without a loaded trailer on has a minor pop coming out of stack at idle and a miss at 1500rpm. Checked fuel pressure 80… read more
NicholasM1019
NicholasM1019
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Vocational, Technical or Trade School
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Slight miss and engine shudder on Kcb c13. No codes and have
Slight miss and engine shudder on Kcb c13. No codes and have changed numerous parts. Head, cam, internal wire harness, one Iva housing, 4 injectors “2 were cat reman”. Fuel lines filters. Fuel pressur… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Truck: Freightliner M2 with CAT C7 engine serial #KAL25050
Truck: Freightliner M2 with CAT C7 engine serial #KAL25050Problem: no power and engine misfire, no CEL onUpon diag, with CAT ET cylinder cutout test, we determined that inj #4, 5, 6, were not responsi… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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Cat c12 2ks. Cat c12 2ks kenworth t800. Engine has miss
Engine has miss replaced #5 injector and adjusted valves. Miss is better butt still there … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 5EK 3406e that I cannot seem to get to run
Hello there, I have a 5EK 3406e that I cannot seem to get to run strongly, even after full out of frame overhaul … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a 1997 peterbilt 379 with a caterpillar 3406e 5ek
I have a 1997 peterbilt 379 with a caterpillar 3406e 5ek that's been having a sputter/miss fire issues. It only does the sputter or miss underload at around 1400rpms and 20-30psi boost it will stop on… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Looking for the cat man We have a 2006 sterling with a c13
looking for the cat man We have a 2006 sterling with a c13 acert in it. ESN: KCB65211. the truck idles ok but at a higher rpm it sounds like its missing. we did a cutout test and found injector 3 to b… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have an mbl c-12 (MBL11757) that I just replaced the #4
Hello, I have an mbl c-12 (MBL11757) that I just replaced the #4 injector on, took it for a test run and still ran like dirt. Did another cut-out and it showed the #4 as dead and the #3 as weak. I rep… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
2004 intl 9200 cat accert c13 misses runs rough 1000
2004 intl 9200 cat accert c13 misses runs rough 1000 -1500rpm no codes 75 psi fuel at idle, 90-95 on road on outlet side of fuel filter 1 cyl cutout values 2.39-2.42 except cyl 4 2.16 4 cyl cutout val… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
10,252 satisfied customers
Working on a Cat C7 Acert 2008 Ford F-750. I have an
Working on a Cat C7 Acert 2008 Ford F-750. I have an Injector #4 code Spn 654 fmi 7 that keeps coming back. I have replaced #4 and the injector harness inside valve cover. I have ohm tested the wiring… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I have a 2008 ford f-650 with a cat c 7 C7S03882 & code
I have a 2008 ford f-650 with a cat c 7 C7S03882 & code 656-7 had a miss under load & I found no 6 injector bad.i replaced number 6 injector & now it passes all the test now but fuel verification & th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
I recently inframed a 3406e 2ws engine because of a scored
Hello, i recently inframed a 3406e 2ws engine because of a scored piston and liner. I believe this happened because of wrong trim codes. One injector must of been "hot".. i reset trim codes to 80%. En… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Helloi have a 2009 freightliner with series 60, and having
hello i have a 2009 freightliner with series 60, and having issues with truck runs good at idle and second you bump up your rpm with foot or cruise starts to surge or lope all the way upto 2000rpm, if… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
having trouble with a 3406e cat. fault code 74 injector 6 current high or low.swapped inje
having trouble with a 3406e cat. fault code 74 injector 6 current high or low.swapped injectors and it stayed with 6. ran a overlay circuit 6 still the same. replaced ecm, still no change. only happen… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Cat 3406E 550hp missing and spewing blue smoke while going
Cat 3406E 550hp missing and spewing blue smoke while going through low gears backing up or turning, clears up at higher rpm. Normal idle.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
Today we are working on a CM870, injectors 1 and 3 have been
Today we are working on a CM870, injectors 1 and 3 have been replaced. On the cylinder performance test using Insite, #1,2 & 3 alternately pass and fail. Runs fairly rough at in idle. your input would… read more
cumminsdr
cumminsdr
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High School or GED
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What should the load precent devation be on a 2006 detroit
What should the load precent devation be on a 2006 detroit ddec 5 injector be at 1000 rpms I ran a cutout test and that's why I need to know… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 satisfied customers
i have a cat c15 acert the engine vibrate very much on idealing
i have a cat c15 acert the engine vibrate very much on idealing and turns out to be ok when we increase rpm what could be the problem. need tune-up or something else.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,252 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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