Electric Cooling Fan Relay Wiring Diagram

Start your wiring project by taking both of the positive wires from the fans and run them to the yellow wires on each relay tab 87.

Electric cooling fan relay wiring diagram.

It uses a 40 amp electric relay and electric fan sensor. 87 red wire connects to the positive wire on the electric fan. Primary cooling fan dual fans with dual relays single speed on off using ground switched devices only for primary activation using dual relays for two fans is not required. You could use one relay.

85 black wire. A relay kit our part number ccfkrl will include everything you need to properly wire up your electric cooling fans with the exception of additional wiring needed to complete all of the circuits. However two relays will divide the load. 30 other red wire needs constant 12 volt power from the battery.

And if a relay fails you will still have one fan running. It shows the components of the circuit as simplified shapes and the capability and signal contacts between the devices. 86 gray white wire goes to the ignition switch. Electric fan relay wiring kit schematic diagram 1 dual fans wire a3 hyundai radiator ricks free auto repair cooling faq gm trusted nissan altima gone balmoond19 volvo 850 engine volvotips ot 0845 sd thermostat 100s 81h bury seclon de electric fan relay wiring kit schematic diagram 1 wiring dual electric fans electric fan wire diagram a3 wiring hyundai read more.