Re: monte carlo reading hot no fan operation?

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Posted to Technical Discussion Forum on 5/22/2010

The ECT sensor has 3 wires:

YEL : 5 volt PCM

BLK : ground PCM

DK GRN : to instr. cluster

According to the wiring diagram there are two variable resistors built into the ECT (one for PCM use, and the other for the instrument cluster).

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