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Service bulletins for the 2018 Jeep Compass

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

333 on file from NHTSA, as of 2026-10-19.

About P023E on the 2018 Jeep Compass: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P023E are shown. Show all

Bulletins, newest first
18031212022-09-26. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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).
18-031-212021-04-26. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING; SERVICE BRAKES. 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).
18-064-19 REV. A2020-01-21. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. 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 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).
18-064-192019-10-28. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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).

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.