Quote:
Originally Posted by custom10nut
Is it True that there’s are different sending units. As in, one type for a Gauge , and one type for the “Temp” dash light?
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Yes, gauge type sending unit has a variable resistor inside to send different voltages to the gauge at different temperatures, while the temp dash light sending unit is a switch that grounds the wire to turn on the light bulb at a specific high temperature (250 to 260 F)