How do I plug/Unplug the 4WD sensor on the transfer case? on 2007 BMW X3

I had a "miss". The dealer unplugged the sensor and said I would have 4WD and the only issue would be a light showing up on the dash. Instead, this turned off my 4WD. I want to plug ti back in myself.

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1 answer
It's not the transfer case plugs u need to unplug it the motor that turns the transfer case off and on located at the back of the transfer case there 2 plugs that need to be disconnected may need pliers to in hook them