PWM cooling fan(s) control using ECM

08-03-2015, 11:52 AM

parsonsj parsonsj is offline

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Quote:

Originally Posted by Don

I think the sensor map would be resistance in ohms versus pressure

It's a 3 wire sensor: 5V, ground, signal. So the ECU is measuring voltage. Internally, the mechanism is resistance, but that is translated to voltage for convenience.

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