Jeep Renegade 2019 — technical service bulletin
Bulletin 18-009-23 · NHTSA communication 10231786 · issued Jan 20, 2023
Technical service bulletin
communication type
Exterior Lighting
component
2019
model years
1
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates **Customers may experience the following: Stop/start function deactivated.**Customers may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): P2453 - Particulate Filter Pressure Sensor ?A? Circuit Range/Performance. This bulletin involves reprogramming the PCM with the latest available software.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.