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  1. S

    CTS and IAT normal resistance readings?

    I'm doing some basic checking of a 1995 6.6 L. I tested resistance of both CTS (at coolant crossover pipe) and IAT sensors with digital meter, engine cold, about 65F. Removed connector and touched both sensor pins. There was no reading or "OL". Engine warmed up (15 min) and read CTS of about 250...
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