Assortment of cummins fan clutch wiring diagram.
Cummins fan clutch fuse.
F59 10 amp red.
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If your fan clutch is bad pulling the fuse or adding a switch will not accomplish anything.
When i tried the switch gambit.
The fan clutch is an electronically controlled part that attaches to the fan on the front of your motor and causes air to be forced into the cummins a c system.
Ignition coils gas urea heater cummins diesel f64 25 amp clear.
There are a few simple ways to test the fan clutch as make sure that it is functioning properly.
10 amp red 1500 ld diesel cum mins diesel pm sensor if equipped.
Inside the module is a 5amp fuse that you pull and it should lock the fan on continuously when removed.
This clutch reacts to the heat in the engine bay and either speeds up or slows down accordingly.
After many hours of research through the forums and many post about a service bulletin for the fan clutch issue with a cummins isb engine.
It reveals the components of the circuit as simplified forms and the power and also signal connections between the gadgets.
If the fan clutch goes out then the fan won t cool down the engine and radiator efficiently.
Step 1 open the hood of the vehicle.
F62 10 amp red.
My rig is 2008 discovery 39r 350hp cummins motor.
Scr relay if equipped.
F63 20 amp yellow.
The 5 9 liter cummins engine found in most dodge diesel pickups uses a fan clutch mounted on the water pump to cool down the engine.
There is a known issue with the electronic fan clutch and many mentions of a service bulletin.
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Freightliner and cummins will not know where the module was placed.
Replacing the fan clutch on the 2500.
Fuel injectors powertrain.