How do I fix this on a 2005 Ford Freestar?

Question

I first had this issue after heavy raining. Now the vehicle stalls when driving.

Answer 1

Hi there

This code is the result of a faulty speed sensor on the transmission. This should not make the vehicle stall, but can cause shifting issues while driving. 

P0715 FORD - Transmission Speed Sensor Circuit

Read more: https://www.autocodes.com/p0715_ford.html