The P0303 diagnostic code on your 2016 Ford F-150 indicates that the engine control module has detected cylinder 3 misfires exceeding acceptable thresholds. This aluminum-body F-150 offers proven powertrains.
2016 F-150: Second Year Aluminum
The 2016 Ford F-150 was the second year of the revolutionary aluminum-bodied design, offering refined versions of 3.5L EcoBoost, 2.7L EcoBoost, 5.0L V8, and 3.5L naturally aspirated V6.
Significant Mileage
2016 F-150s have accumulated substantial miles. Spark plugs, ignition coils, and other wear items may need replacement. Carbon buildup on EcoBoost engines becomes more relevant at this age.
First-Generation 2.7L EcoBoost
The 2016 2.7L EcoBoost was relatively new. This engine has proven reliable but benefits from proper maintenance and carbon attention at higher mileage.
5.0L Coyote V8
The naturally aspirated V8 with dual fuel injection provides traditional V8 reliability. Port injection helps prevent carbon buildup on intake valves.
Maintenance Importance
Proper maintenance is crucial for older trucks. Review service history and ensure all scheduled maintenance has been performed.