Coolant Fan Switch Wiring Diagram

This is based on the draw from the fans if the fans are larger and draw more than 15 amps each it s recommended to install a second relay kit as shown below.

Coolant fan switch wiring diagram. The system uses a radiator fan relay and a condenser fan relay. American volt ground thermostat switch electric radiator cooling fan coolant temperature sender thread in kit for cars and trucks 1 8 npt 170 f on 155 f off 3 8 out of 5 stars 58 19 95 19. It can be done in any car or truck. The video is titled 2 speed cooling fan wiring.

Hyundai wiring diagram radiator fans hyundai wiring diagram for radiator cooling fans. This is a typical hyundai wiring diagram for the radiator fan and ac condenser fan. Installing a 2 speed fan switch with a radiator hose adapter. The cooling fan relay is normally located in either the underhood fuse and relay center or mounted to the electric fan assembly behind the radiator.

In this video i show you how i troubleshoot the cooling fan circuit on an older honda civic. With dual cooling fans there are two methods for wiring up the relay kit. Wiring dual cooling fans. When the cooling fan relay gets its signal from the ecm the wiring diagram will typically resemble the following illustration.

Both receive power from fusible links not ordinary fuses. The exact vehicle that i m testing is 2000 honda. How hyundai radiator fans work. Switch in radiator coolant or optional adjustable fan switch with radiator probe ground switching non variable speed only 5 amp fuse power source should be battery or junction block near battery fan optional override switch turns on fan by passing temp sensor and a c relay.

Hayden 3653 optional diode pn. It is normal for the cooling fan to sometimes rotate when the ignition switch is turned from acc to on. The link below is a video on the wiring diagram.