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Related Medium and Heavy Trucks Questions
Have a 04 cat motor freightliner giving a code sid 002 fail
Have a 04 cat motor freightliner giving a code sid 002 fail 11 oil coming out of left stack burning a bit more fuel then normal....… read more
NicholasM1019
NicholasM1019
Diesel Technician
Vocational, Technical or Trade School
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I have a 1999 cat 3126 ser. No. 7as77886 I am getting codes
Hello I have a 1999 cat 3126 ser. No. 7as77886 I am getting codes 1-11(72) 2-11(72)3-11(73)4-11(73)5-11(74) and 6-11(74) All inactive till the truck stalls out after about a minute. It will restart th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
07 Peterbilt with a C7 eng serial # WAX69951 came in a month
07 Peterbilt with a C7 eng serial # WAX69951 came in a month ago with injector code on 3 and 6... replaced in injectors and harness came back today with these codes.... I think something else is going… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
Have a c7 cat with fault codes 164 and 42. Replaced wiring
Have a c7 cat with fault codes 164 and 42. Replaced wiring harness on engine and injectors. Still missing and smoking … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
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
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I Have 2007 Cat C7 I lost # 6 blowing white smoke I pulled
I Have 2007 Cat C7 I lost # 6 blowing white smoke I pulled the injector when i went to vac out the cylinder bore there looks like alot of coolant was in the cylinder … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
We have a cat c7 with flash codes showing nearly all sensors
We have a cat c7 with flash codes showing nearly all sensors having issues, could this be caused by an electrical short somewhere or some other issue causing all sensors to report incorrectlyFlash Cod… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
C15 acert engine light with code 93(actuator 3 is not
Second opinion] C15 acert engine light with code 93(actuator 3 is not responding) I already replaced actuator 3 twice, new harness, switched actuator mount 3/4 to 1/2,ECM replaced and the light still,… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Disregard last post. Think I just figured it out. I have an
Disregard last post. Think I just figured it out. I have an on again off again issue. Same truck. 2012 Freightliner Cascadia 125 DD15. On 2 different occasions now I have had this happen: First time a… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
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I have a cat c7 whit the code 1-11 cylinder #1 injector
hi I have a cat c7 whit the code 1-11 cylinder #1 injector current fault [72] can u guys help whit this code I don't not if can be harness o injector the engine done 1000 milles ago… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I have a 2004 freightliner m2 with c7 cat. Oil pressure and
i have a 2004 freightliner m2 with c7 cat. Oil pressure and water temp and tach willl not readout. They sweep up etc..when turning on ignition but fo no rrgister when running … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Have a spn 656 cm 0 fault code. c7 runs rough. kal61102.
have a spn 656 cm 0 fault code. c7 runs rough. kal61102 … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
Cat man, 1998 international with C10 engine it shows #5
Cat man, 1998 international with C10 engine it shows #5 Injector current fault. Did the cutout test 5 doesn't response, did solenoid test, 5 shows open . Can it be just solenoid, wiring, can solenoid … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
Cat man. I am getting a 253-2 fault code after I replaced
Hello cat man. I am getting a 253-2 fault code after I replaced the ecm. I saw one of your earlier posts where you mentioned that it could be missing injector trim files. I am currently missing 4 of t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
2006 Peterbilt reman C7 Cat. Engine runs rough after warming
2006 Peterbilt reman C7 Cat. Engine runs rough after warming up, code for injector #2 current fault SID 2, FMI 11, Flash 72 comes up. Took ohmmeeter readings at each injector, and they were all 1.0. W… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I Have a cat C7 acert in a 2005 freightliner M2 the truck
Hello ***** a cat C7 acert in a 2005 freightliner M2 the truck cranks but wont start, sometimes it will start, run very rough and die out. I am getting injector fault codes for all 6 injectors im usin… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
I have a cat 13 motor with Jake brake problems. Jake brake
I have a cat 13 motor with Jake brake problems. Jake brake does not work in level 1. It does however work in mode 2 and 3. I get the fault 121-06 low/hi retarder. I replaced solenoids, checked power, … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 satisfied customers
We have a Sterling truck with a CAT C7, we replaced injectors
We have a Sterling truck with a CAT C7, we replaced injectors and cups with CAT rebuilt injectors. The truck was running great and then engine warning light came on. The code was Injector 6 no signal … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,253 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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