What does the trouble code of Nissan Converse p2 138 mean?

Hello, fault code p 2 138 :D/ E voltage correlation of accelerator/accelerator pedal position sensor/switch.

The reason for the failure is.

First, it is caused by the failure of the throttle.

Second, the accelerator pedal position sensor is faulty.

Thirdly, it is caused by a wiring fault between the accelerator and the accelerator pedal position sensor. I suggest going to the repair shop to check these reasons. I hope I can help you. I wish you a happy car. If you have any questions about the car, you can ask the car mechanic. 4S shop professional technician, 10 minutes to solve.