SSM 52503

Some 2023-2024 Explorer/Aviator vehicles equipped with the 3.0L EcoBoost engine and up to 15,000 miles (24,140 km) may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P219A (Bank 1 Air-Fuel Ratio Imbalance) and/or P219B (Bank 2 Air-Fuel Ratio Imbalance) stored in the powertrain control module (PCM) with no effect on vehicle operation. To correct this condition, replace the fuel injector assemblies (service part L1MZ-9F593-B) for only the respective bank setting the DTC. Refer to Workshop Manual, Section 303-04B. For claiming, use causal part 9F593 and applicable labor standards in Section 10 of the Service Labor Time Standards (SLTS) Manual.