What could be a possible solution for a P1812 code on a ford explorer?

Question

P1812 is the only code coming up and the Traction control light is on. The traction control will engage on its on under normal driving conditions.

Answer 1

P1812 Transmission 4-wheel drive mode select circuit failure

This code set when the 4 wheel drive does not shift between 4x4 auto 4x4 low correctly , the only cause the transfer case motor shift motor.