39 coolant temperature sensor wiring diagram
The coolant temp sender for the gauge has one wire, dark green. That one is in the left cylinder head between the first two spark plus. The coolant temp sensor for the PCM has two wires and is located near the thermostat. Assuming this is not a diesel engine. For that sensor all of the information I have doesn't show the ECT sensor you have being used on your engine in your vehicle, it shows only the cylinder head temperature sensor being used for the coolant temp input and fan control inputs to the ECM. Normally the newer Fords only use one or the other and not both types of sensor. HT-010304 Coolant Temp Sensor - Haltech. Products. NEW PRODUCTS. ECU + Universal Wiring Kits. ECU + Plug'n'Play Kits. ECU + Terminated Engine Harness Kits. Wiring Harnesses. Wiring and Connectivity Accessories. Dashes, Gauges and Data Logging. Coolant temperature sensor wiring diagram