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I have an O7 Freightliner where is a C15 acert twin turbo at
I have an O7 Freightliner where is a C15 acert twin turbo at 475 horse I've driven it over 300,000 miles recently I had an overheating issue and it cos they had to crack and I had it in the shop and I… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 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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I have a 2003 379 c15 6nz. My oil tempos at 220 with a new
I have a 2003 379 c15 6nz. My oil tempos at 220 with a new teltek gauge and sensor. My water temp shows around 220-225 when working the motor is working hard. I thought it sounds high. Have new thermo… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 satisfied customers
Just installed a new block 6nz and having trouble finding
just installed a new long block 6nz and having trouble finding the location to a plug. im thinking its coolant temp because the ecm is reading 194 degreees coolant temp at all times. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
I have a cat mbn 525 hp c15 and engine fan is not coming on
i have a cat mbn 525 hp c15 and engine fan is not coming on by itself . it will come on with manual switch and with a/c . tested harness and have 4 volts at sensor and also replaced sensor . also have… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,213 satisfied customers
Catman I have Eng sn 6NZ63295. the engine fan is on. I look
catman I have Eng sn 6NZ63295. the engine fan is on. I look in status under cat et. The cooling fan shows on, on/off fan output j1 is off and ac high pressure is off. What can I do to get the fan to s… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 satisfied customers
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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10,213 satisfied customers
2008 c15 cat engine fan coming on with or without ac on. Let
2008 c15 cat engine fan coming on with or without ac on … read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 satisfied customers
I have a 3406e in a 99 westernstar, im trying to locate the
I have a 3406e in a 99 westernstar, im trying to locate the temp sensor that turns the fan switch on, I replaced the one in the thermostat housing and the fan still will only come on if you manually d… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 satisfied customers
1996 Kenworth W900 Fan clutch Problem the high pressure
1996 Kenworth W900 Fan clutch Problem the high pressure switch for my ac is not making the fan clutch come on and the Temp coolant sensor when it gets to 210 or even till 220 fan clutch also does not … read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 satisfied customers
working on c15 e/n mbn 10972 in a 2003 pete and eng cooling
working on c15 e/n mbn 10972 in a 2003 pete and eng cooling fan won come on even at 218. r&r sensor at ther housing. also cant comunacate with ecm… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 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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10,213 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
10,213 satisfied customers
Hello, What's the best way to break in a new c15 engine? Do
Hello, What's the best way to break in a new c15 engine? Do I use any special oil ? Thanks… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,213 satisfied customers
I am working on a Caterpillar engine, C15 - Sn#6NZ01357. Using
I am working on a Caterpillar engine, C15 - Sn#6NZ01357. Using Cat ET, is there a way to program the temp that the engine cooling fan turns on? Cant get the fan to come on, let the engine get to 215 a… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 satisfied customers
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
Vocational, Technical or Trade Scho
10,213 satisfied customers
Hello.. Do you have the the engine fan wiring diagram for a
Hello.. Do you have the the engine fan wiring diagram for a 2007 international with a c15? Truck VIN# XXXXX engine Ser.No MXS75083… read more
Cat Man
Cat Man
Cat Engine Expert
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10,213 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
10,213 satisfied customers
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