Requesting help for my power tilt seat

[911monty]

Originally Posted by Steve Tinker

If monty's explanation doesn't work out, why don't you pull out the drivers seat (which I assume has a working tilt function) and compare both seat electrical connections? Its probably easier to do that than second guess what some previous owner has done or not done to the passenger seat wiring.

I just rewired a driver seat plug and his is correct. The left side with coding pin is power to the recline. Center is for optional equipment. The small blank black plug is a spacer, and the green plug is for the seat belt.