My Ford temple 1991 .checking for transmission fluid pressure .there is no circulation to the radiator..I've had intermittent checking service engine soon light and I was told that it check or try to replace the speed sensor on the transmission .which almost makes sense because when it was running in moving doors no problem when I shut it off it would not shift into any gear and is doing the same thing no circulation. prior to shutting it off it was very sluggish and seems like would not go to an advanced gear .like the speed sensor was malfunctioning

The best answer for  prior question was  
check fluid pressure.while determining if
there was pressure .no circulation fluid
to radiator. I was told to to check or
change the speed sensor on the
transmission. .this made sense because
right before I shut the engine off what is
moving very sluggish Lee having a hard
time moving without going to a higher
gear . next I was wondering where would
the actual pump P and to improve
service and diagnostics is there an
interactive program with illustrations
and locations of parts  or a code reader
diagnostic tool that can connect and tell
me exactly what would be