Don't believe the AOD has any sensors, atleast that I recall.
If the fluid level is good and TV cable is set right, then my guess is you have other problems and it may be time for a rebuild. But that's just my guess
Check the grommet first, I wouldn't waste my time on a standard v6 transmission on a 90 model, they were hard enough to keep together using the best unit available which was the sc.
Alan