You could use one relay. The mishimoto fan controller features adjustable activation from 150f to 240f and deactivates once temperatures are reduced by 10f.
Wiring Dual Electric Fans
Mishimoto dual fan wiring diagram. And if a relay fails you will still have one fan running. Primary cooling fan dual fans with dual relays single speed onoff using ground switched devices only for primary activation using dual relays for two fans is not required. It is important to point out that since these fans are electrically powered some wiring is. However two relays will divide the load. The mishimoto dual high flow fans feature a slim design that frees up some space in the engine bay. Using the electrical connectors and wire ties provided follow the instructions below.
Using the blue 516 ring terminal provided attach one end of the. Positive battery to positive fan lead 4. Make sure to check out some of other do it yourself videos to keep your ride out of the shop and out on the track. See diagram 4 on third page 3. Plug the wire harness into the fan control module. Mishimoto offers installation guides and installation videos for radiators intercoolers oil coolers catch cans and more for your vehicle.
The experts at mishimoto have created this instructional how to wire a fan do it yourself video guide to help you every step of the way. This controller includes a built in ac override feature and is designed for use with 12 electric fans drawing a combined 25 amps or less.
Gallery of Mishimoto Dual Fan Wiring Diagram
