Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Coolant Temperature Sensor/Switch (For Computer)




Engine Control Components - Exploded View, 5.4L (4V)










Engine Coolant Temperature (ECT) Sensor

NOTE: Drain the cooling system prior to removing the Engine Coolant Temperature (ECT) sensor. For additional information, refer to Engine Cooling Cooling System Draining, Filling and Bleeding.

NOTE: Fill and bleed the cooling system after installing the ECT sensor. For additional information, refer to Engine Cooling Cooling System Draining, Filling and Bleeding.











1. Refer to the procedures and/or exploded views for any Warnings, Notices, Notes, Materials, Specifications, and Special Tools. Items in the exploded views may not be listed in order of removal.