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1999 Ford Expedition Question: where can i find the pcm and where is the ect sensor



keyia, 5.4L V8, Cleveland, OH, September 21, 2009, 10:47

do you have to dismantle the whole truck to get to the ect sensor

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  • Answer #1

    patrick mannion from Greg Solow's Engine Room, September 22, 2009, 00:31

    The electronic coolant temperature sensor is in the cylinder head on the driver's side in toward the center of the valley front of the engine. $30 switch .6 hour to replace.
    I am sorry I don't know where the PCM is.

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