Question

2000 Ford Mustang 3.8L with code P1780, When I put the car in gear it starts shaking? Why does it do it?

Answer 1

Hi there,

This code indicates an issue with the transmission control switch. Here is some info for you.

P1780 FORD - Transmission Control Switch Circuit is Out of Self-Test Range

Read more: https://www.autocodes.com/p1780_ford.html