Question

1997 Ford Ranger 2.3L with fault code P0303, what is the meaning of the code?

Answer 1

HI there

This code is for a misfire on cylinder #3

There are several things that can cause this. The plugs or wires, an intake manifold leak or some type of internal issue with the engine. Here is some more info for you.

P0303 FORD - Cylinder 3 Misfire Detected
Read more: https://www.autocodes.com/p0303_ford.html