The switch will only go back on one way, so if you have it on and working you installed it right. About the shifting, I've never owned an auto. So I don't have much xp on the situation sorry. I will ask around see what I can find.

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2010 FX4, 4.0L Manual M5ODHD, 4.10 8.8" Ford Traclock LSD with carbon clutch pack and Solid Diff cover, Rancho RS5000, Maxx leveling kit with 1.5" blocks, 265/75/R16 Procomp Mud terrains, K&N CAI, JBA headers, JBA plug wires, Magnaflow cat back single, Super Chip Cortex, PA 3" Bodylift,4300K Fog HID kit, KC Slimlights 130W X2, Black Billet grill, Blacked out headlights with PIAA bulbs, 3D carbon hood scoop, Night shade tails and corners