Question

How do I fix a Stepper motor on a 2012 Nissan Sentra 2.0L? I got the code P1778. Also, where is the stepper motor located?

Answer 1

The P1778 indicates that you have an issue with the Transmission Step Motor. To fix the problem you have to replace the Step Motor. The Step Motor is attached to the Transmission Valve body, which is inside the transmission

P1778 Nissan Code - Step Motor Function
Read more: https://www.autocodes.com/p1778_nissan.html