Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Sr I have a problem with a caterpillar c15 the fan stay on
Hello sr I have a problem with a caterpillar c15 the fan stay on all the time I replace the solenoid and one of the line have air but is not going through air the electrical the 12 v and the ground is… read more
Cat Man
Cat Man
Cat Engine Expert
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Question for the cat man. I have c-15 cat the fan stays on
Question for the cat man. I have c-15 cat the fan stays on only getting 11.1v I put 12v and ground to fan solenoid. Fan solenoid works. I then did a contanuaty test on positive side wire from ecm plug… read more
Cat Man
Cat Man
Cat Engine Expert
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I'm working on a 2005 w900 with a cat c15, i have a code for
I'm working on a 2005 w900 with a cat c15, i have a code for the oil pressure control valve and the engine fan is stuck on. Could that valve be keeping the fan on if it's bad? … read more
Cat Man
Cat Man
Cat Engine Expert
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10,237 satisfied customers
Catman peterbilt with c15 acert. MXS why is my engine fan
catman peterbilt with c15 acert. MXS why is my engine fan always running.. i have CAT ET. what/how do i check ?… read more
Cat Man
Cat Man
Cat Engine Expert
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Catman, Have a problem with a 5EK not starting, not getting
Hey Catman,Have a problem with a 5EK not starting, not getting any engine speed, do not have any engine speed codes, just needing some advice Thanks… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a 2003 Kenworth T600 VIN 1XKADB9XX3J705296 with a Cat
I have a 2003 Kenworth T600 VIN 1XKADB9XX3J705296 with a Cat engine. We recently had all the belts replaced. The driver reports the motor fan is running continuously, whether the fan switch is in manu… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a 2001 freightliner fl112 j98445 with a Cat c-12
Hello I have a 2001 freightliner fl112 j98445 with a Cat c-12 2ks64404. Engine cooling fan stays running all the time. So far I have manually applied air to supply on Horton clutch it disengages. No a… read more
Cat Man
Cat Man
Cat Engine Expert
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10,237 satisfied customers
Cat Man I have a mxs with the engine fan running all the
Cat Man I have a mxs with the engine fan running all the time could you tell me what inputs control the fan.… read more
Cat Man
Cat Man
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10,237 satisfied customers
I have a 2003 379 with a c-15. my problem is there is no power
I have a 2003 379 with a c-15. my problem is there is no power to the engine fan solenoid. fan runs all the time. Checked all fuses and wiring , everything seems ok. Any suggestions?… read more
Cat Man
Cat Man
Cat Engine Expert
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10,237 satisfied customers
Cat Man, I have a KCB25071 that the engine fan stays on all
Cat Man, I have a KCB25071 that the engine fan stays on all the time. What all inputs will cause the fan to come on? The a/c pressure is off, the manual on/off works, fan output is off. circuit works … read more
Cat Man
Cat Man
Cat Engine Expert
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10,237 satisfied customers
I have a 2003 international 9200I with a C12 and the fan doesn't
I have a 2003 international 9200I with a C12 and the fan doesn't turn off. It has a fan override switch also. I used international on command to trouble shoot the issue. Going through the steps I got … read more
Cat Man
Cat Man
Cat Engine Expert
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10,237 satisfied customers
i have a freind that has an 07 KW W900L with a C-15 475. The
i have a freind that has an 07 KW W900L with a C-15 475. The engine fan runs all the time.… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a 2000 pete with a C-12 ESN-2ks11381 the engine fan
I have a 2000 pete with a C-12 ESN-2ks11381 the engine fan isn't working at all. with et i can see the manual fan switch on off is working but the fan output stays off. is there a parameter that is ca… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,237 satisfied customers
Hi I have a 1987 t 401 engine fan is staying on my son is an
Hi I have a 1987 t 401 engine fan is staying on my son is an apprentice auto sparky he bypassed the relay tested a/c switch ok the only thing that bought it of was when he bypassed relay would a scan … read more
Cat Man
Cat Man
Cat Engine Expert
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engine fan will not shut off in a 2005 kenworth t600 with a
engine fan will not shut off in a 2005 kenworth t600 with a c15 ascert cat. have replaced fan control valve and high pressure fan switch on a/c. still nothing do have power to solenoid. any ideas what… read more
Cat Man
Cat Man
Cat Engine Expert
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10,237 satisfied customers
I have a 2004 peterbilt with a c-15 engine. When the outside
I have a 2004 peterbilt with a c-15 engine. When the outside temperature goes below a certain temperature like -15 celsius the engine fan engages and won't go off. What would cause this to happen?… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a 2008 Kenworth T-660 CAT C-15 ENGINE #SDPO6135 / engine
I have a 2008 Kenworth T-660 CAT C-15 ENGINE #SDPO6135 / engine fan once it get to 150 + it runs,shuts off about 25 t0 60 seconds then runs all day, only getting about 5.8 MPG need help… read more
Cat Man
Cat Man
Cat Engine Expert
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I am looking for a wiring diagram for a 1995 Mack ch613 fan
I am looking for a wiring diagram for a 1995 Mack ch613 fan clutch system if you have any questions about what I am looking for please call me at 603 674n 5274… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
4,023 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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