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Q: where is the engine coolant temperature sensor on a 2006 Dodge Ram 1500 3.7L on 2006 Dodge Ram 1500

I received a PO117 code and is (Engine Coolant Circuit Low input) I am not sure where the ECT is located on the 3.7L magnum engine?
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Usually at the thermostat housing, but may not be your problem! Possible thermostat, wire/connector. CIRCUIT low does not mean sensor is bad. Mechanic with a scanner is your best bet.
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