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Engine fan won't turn off. 1994 Pete 379 with 6nz cat has a
Engine fan won't turn off. 1994 Pete 379 with 6nz cat has a Horton fan clutch … read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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Second opinion] I have a 2016 Peterbilt 389 with a PACCAR
Second opinion] I have a 2016 Peterbilt 389 with a PACCAR engine and my coolant temp is showing below 100 my transmission temp is below 150 and my oil temp is 150 and pressure is 70...I have been driv… read more
TomcM28
TomcM28
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I have a 2016 Peterbilt 389 with a PACCAR engine and my
I have a 2016 Peterbilt 389 with a PACCAR engine and my coolant temp is showing below 100 my transmission temp is below 150 and my oil temp is 150 and pressure is 70...I have been driving for a few ho… read more
Curtis B.
Curtis B.
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1995 peterbilt 379 engine cat 3406e, the engine fan dont
1995 peterbilt 379 engine cat 3406e, the engine fan dont work when engine is asking for, the fan works from the cab override switch, so the solenoid and harness from the switch work, need some diagram… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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I have 1999 peterbilt engine fan wont come on automaticly.
Hi i have 1999 peterbilt engine fan wont come on automaticly … read more
Cat Man
Cat Man
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I have a CAT C12 and the Fan doesn't turn on automatically
I have a CAT C12 and the Fan doesn't turn on automatically only when I turn it on manually. However it does turn on automatically when the AC is on … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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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
Vocational, Technical or Trade Scho
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I have the C15 6NZ, my engine fan spin all the time, i
Hi i have the C15 6NZ , my engine fan spin all the time, i change new silinois and new fan clutch still same, no power come out the EGM, also level sendser it not work, engine break not work and cruis… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I'am working on a 2006 Peterbilt truck with a CAT engine.
Hi, I'am working on a 2006 Peterbilt truck with a CAT engine. the engine serial number is ***** The engine fan is stuck on all the time. The fan clutch uses air to disengage.I manually put air to the … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
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
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Vocational, Technical or Trade Scho
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My fan surges on off replaced all sensors sylinoid hooked it
My fan surges on off replaced all sensors sylinoid hooked it up to computer and does not register that the ecm is turning it on no air leaks as far as I know all plugs seen good wires new ecm what nex… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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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
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Mr. Cat Man, I'm having some trouble with the fan staying
Mr. Cat Man, I'm having some trouble with the fan staying on, on a C12. My ESN is MBL01285. I've checked the fan clutch and it seems to be working properly. Can you tell me anything about this circuit… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2008 Pete 379 short hood with an accert cat motor
I have a 2008 Pete 379 short hood with an accert cat motor and I am having problems with fan staying on.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
put bxs engine converted t9o 6nz in 97 pete everything seems
put bxs engine converted t9o 6nz in 97 pete everything seems to be fine except the fan let me explain with the engine harness disconnected I have power on both sides of the ac system also both sides o… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 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
Vocational, Technical or Trade Scho
10,344 satisfied customers
Hi Cat Man, I just put a used 3406E CAT engine into a 1998
Hi Cat Man, I just put a used 3406E CAT engine into a 1998 Peterbilt.The engine serial number is XXXXX have ran the engine for about an hour at hi idle as well a driving it around.The engine fan is st… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2001 w900 kw with a c15 475h cat engine. The problem
I have a 2001 w900 kw with a c15 475h cat engine. The problem I'm having is that the fan runs practically all the time. When it does shut off it only stays off for about 10 to 15 seconds and then come… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 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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