JEEP · 2021-03-26
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P16A2 - ETC Motor Self-Learning (Limp Home Position). P023E - Turbocharger Pressure And Manifold Pressure Plausibility (Signal Rate Of Change Below Threshold)Euro Stage 6D Emissions (Sales Code NBD). Customer may also experience the following:Engine hesitation/surge feeling between 40 - 80 kph (25 - 50 mph) on acceleration but is not felt between 3500 - 4000 rpm.(2018 MP only) Engine hesitation/surge feeling after a cold engine start and while driving in 2nd…