Electronics Need help wiring something up? Thinking of adding an electrical component to your car? Need help troubleshooting that wiring glitch?

wire primary and secondary fans together

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Old Jun 20, 2007 | 09:21 PM
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From: southern maryland
Car: 2012 Ram express
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wire primary and secondary fans together

How can i wire my fans so that both fans come on when the thermal switch reaches a certain temp?
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Old Jun 20, 2007 | 10:19 PM
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From: So. Ohio
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Re: wire primary and secondary fans together

Over on the right side down next to the frame rail you'll see the high pressure AC tubing with a pressure switch on it. This turns on both fans with the AC high side pressure gets to a certain point. Tap into these two wires and you can control both fans through the factory relays.
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