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Related Medium and Heavy Trucks Questions
My fan on a c15 6NZ will not come in, have power from ecm,
Hi my fan on a c15 6NZ will not come in, have power from ecm, have changed temp sender works on manual switch but can not get it to come on automatically. Can switch it on and off with laptop also… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
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
5,234 satisfied customers
Ecm coolant sensor is reading 20 degrees higher than dash
ecm coolant sensor is reading 20 degrees higher than dash gauge. when dash gauge reaches 200 the hot water light comes on then few seconds later stop engine light. check with inferred temp and dash ga… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 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
5,234 satisfied customers
Catman eng sn 6NZ48651 I am trying to wire in a low coolant
catman eng sn 6NZ48651 I am trying to wire in a low coolant level sensor. I have the following pins on the oem plug. 2,49,54 and 5 for common. the options to set up in services is 4 pin or off. so I c… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
My freightliner Classic with cat 6nz fan won't come on
My freightliner Classic with cat 6nz fan won't come on automatically I have to manually turn on from fan switch on the dashboard … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have 2 questions, 2002 cat c15 engine fans is staying on,
i have 2 questions, 2002 cat c15 engine fans is staying on, and the wiring diagram for the trans temp gauge has been unhooked and looking for the correct way to hook up the wires again? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
I have a 2003 Kenworth T600 with a Caterpillar engine. VIN
I have a 2003 Kenworth T600 with a Caterpillar engine. VIN 1XKADB9XX3J705296 Getting code for temp sensor and fan is staying on. Temp gauge in truck is operating properly.Code: MID 128 PID 110 FMI 3 E… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
6nz catepillar where dies ecm read water temperature from
6nz catepillar where dies ecm read water temperature from what sensor readings are changing in cat et when running when off numbers are stable… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I just swapped out my cat c13 acert engine in my 05 pete
Hey Tim, I just swapped out my cat c13 acert engine in my 05 pete 379, and replaced it with a c15 6nz engine, both were 70 pin on the harness. it will crank, but only fire on ether. of course it dies … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Cat man. I have a c15 that will not engage clutch fan when
Hello cat man. I have a c15 that will not engage clutch fan when coolant temp reaches high temp. Fan will come on manually with switch and comes on with a/c. Temps climb to atleast 220. New temp switc… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
sir I have a mxs10826 need wiring schematics of 120 pin on
sir I have a mxs10826 need wiring schematics of 120 pin on ecm I need to rewire the coolant temp sensor to the ecm there is a break in the harness The Fan is staying on due to ecm not able to read coo… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a c15 acert. I have a fault code 27. However I did
I have a c15 acert. I have a fault code 27. However I did replace the temperature switch located on the bottom of the termostate cage. Also I replaced the plug The fan is on all the time ? I check the… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I worked on replacing the water pump last weekend, and when
I worked on replacing the water pump last weekend, and when I put all together, I did change the harness and sensor all at once. It's very tricky. What do you recommend ?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 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
Vocational, Technical or Trade Scho
5,234 satisfied customers
Hey buddy I have a C-15 6NZ ser# XXXXX engine fan will not go
Hey buddy I have a C-15 6NZ ser# XXXXX engine fan will not go off. I've changed fan siliniod , A/C high pressure switch and temp sensors on the thermostat housing. I've ordered a wiring harness but so… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Hi I have a 2007 peterbilt 379 with a c15 accert in it nxs.
Hi I have a 2007 peterbilt 379 with a c15 accert in it nxs. Will a 2000 6nz fit in it with out major modifications?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
Ive had 10 and en counting C15 engines overheat, causing the
Ive had 10 and en counting C15 engines overheat, causing the the paint on the engine to discolor! Since they are all brand new trucks, I looked at the engine program and found that the engine coolant … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
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