JEEP

1803121

2021-03-26 · NHTSA 10220978

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

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 gear under 3000 rpm (customer may comment that the engine doesn't give full power until after a couple minutes)Euro Stage 6D Emissions (Sales Code NBD).

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.