1999 sephia auto trans problem-please help

Automatic trans.you shift into reverse-it goes foward,shift to neutral-still foward,shift to drive-yup,still foward..still drive and shifts right in drive but i have no reverse or neutral..any ideas..please help..

Brian

If you disconnect the 9 pin connector solenoid pack from the transmission, do you get reverse? If not, the manual valve sounds faulty. Is this a reman. trans?