The P0303 diagnostic trouble code on your 2022 Lincoln Aviator indicates the engine control module has detected consistent misfires in cylinder 3. The mid-size luxury SUV uses a powerful twin-turbocharged V6.
3.0L Twin-Turbo V6 Configuration
The 2022 Aviator uses the 3.0L twin-turbocharged V6 producing 400 horsepower (or 494 hp in Grand Touring hybrid). Cylinder 3 is located on one bank of this V6. The twin-turbo system adds diagnostic complexity.
Common Causes
- Ignition Coil Failure: Twin-turbo applications stress ignition
- Spark Plug Issues: Turbo engines require specific plugs
- Boost System Leaks: Charge pipes and intercooler connections
- Fuel Injector Problems: Direct injection deposits
- Carbon Buildup: GDI technology contributes to valve deposits
Diagnostic Approach
Use Ford IDS or FORScan for detailed diagnostics. Monitor boost pressure and misfire data. Test ignition components systematically. The hybrid variant has additional considerations.
Repair Solutions
Replace failed ignition coils with Motorcraft components. Install Ford-specified spark plugs. Repair boost system leaks. Address carbon buildup through professional cleaning.