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

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

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
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.