Some vehicles equipped with a 3.0l duratec (24v) engine may exhibit diagnostic trouble code (dtc) P0401 and / or P0402, related to the exhaust gas recirculation system (egr). *tt
Related OBD-II Error Codes
Vehicles impacted by this bulletin may show the following OBD DTC.
P0402 [1] Exhaust Gas Recirculation Flow Excessive Detected
P0401 [1] Exhaust Gas Recirculation Flow Insufficient Detected