JEEP · 2026-06-16
Flash: Powertrain Control Module (PCM) Updates - PCR8A3 Technicians may find one or more of the following Diagnostic Trouble Code (DTC): SYMPTOM: ● **P22D3-00 - Turbo Turbine Inlet Valve Stuck Closed. DTC falsely sets. ● P016A-00 - Excessive Time To Enter Closed Loop Air/fuel Ratio Control. DTC falsely sets.** ● P04B6-00 - Fuel Fill Door Stuck Closed (Stored Status). NOTE: There will be no Malfunction Indicator Lamp (MIL) for this DTC. Customers may also experience one or more of the following: ● The vehicle will not start and cannot be keyed off. NOTE: The vehicles 12V system remains powered up. ● Poor combustion stability or "wavy" engine RPM oscillations during engine warm-ups. ● Engine Stop/Start (ESS) bumps or lack of refinement. ● Noisy/poor starts in extreme cold temperatures. ●…