The pcm of a 2001 Taurus should be located under the hood. The unit is bolted onto the firewall on the passenger side.
In the truck
In the Power Distribution Box ( which is " live ) located in the engine compartment on the drivers side Location ( # 53 ) is the PCM diode on a 2001 Ford Explorer Sport
On a 2001 Ford Ranger : In the Power Distribution Box ( which is " live " ) located in the engine compartment , on the drivers side ( the # 54 relay is the relay for the Powertrain Control Module / PCM )
Right rear corner of engine compartment.
under the dash board on the drives side mounted in the firewall
Looking in the engine compartment , at the firewall , towards the right / passenger side , you can see the wiring harness bolted to one end of the PCM , the PCM is " hidden " behind the glove compartment
The pcm is located on the drivers side of car, by the radiator.
The idle speed is controlled by the computer ( PCM , Powertrain Control Module )
Timing is pre-set by the PCM
On a 2001 Ford Explorer Sport Trac : The PCM diode is located in the Power Distribution Box in the engine compartment on the drivers side ( it is in location # 53 ) The PD Box is " live " Also , in the fuse panel located in the drivers end of the dash ( the fuse panel cover is visible with the drivers door open ) fuse ( # 19 is a 25 amp fuse for the PCM power diode )
There is no OD relay. All transmission shift functions are controled by the vehicle's PCM, using shift solenoids in the transmssion itself.
It could be the fuel pump, fuel pressure sensor, or PCM