An electric temperature sensor is a resistor going to ground. It shouldn't make any difference whether it is grounding 12 or 6 volts.

As it heats up it has less resistance which makes the guage read higher.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.