get this code every ride in stock mode. . driving nice and easy. dont have any starting issues or smoke like most with this code.. so since i dont have the other issues where do i begin to look and test for problems? thanks.

 

Only a scan tool can sort that out. It's possible your Injector Control Pressure sensor is biased or failing, but we don't know what the sensor is telling the PCM... at least we can't without a scan tool.

AutoEnginuity (with Ford Bundle) for Windows
Torque Pro for Android
Dash Command for iOS
Scangauge II, Aeroforce Interceptor, or DP Infinity for dedicated hardware/firmware.