Ford F150 2007, P0304, P0316, P0456

Question

Where do I start to fix any of these codes?

Answer 1

Hi there,

The code P0304 indicates a misfire on cylinder 4. Here is a list of possible causes for this code.

P0304 FORD - Cylinder 4 Misfire Detected

Read more: https://www.autocodes.com/p0304_ford.html

The code P0316 indicates misfires on startup. Here is a list of possible causes for this code.

P0316 FORD - Misfire Detected On Startup First 1000 Revolutions

Read more: https://www.autocodes.com/p0316_ford.html

The code P0456 indicates a leak in your EVAP  system. Here is a list of possible causes for this code.

P0456 FORD - EVAP System Leak Detected Gross Leak/No Flow

Read more: https://www.autocodes.com/p0456_ford.html