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Jeep TSB #1800623
2019 Jeep Renegade
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- Flash: Powertrain Control Module (PCM) Updates Customers may experience the following: ? Engine Stop/Start does not work as expected and it is often automatically deactivated. Customers may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? P2110 - Electronic Throttle Control System Bank 1 - Forced Limited RPM. ? P2173 - High Airflow/Vacuum Leak Detected (Slow Accumulation). ? U0100 - Lost Communication With ECM/PCM. ? P0456 - EVAP System Small Leak. NOTE: If DTC P0456 is present use the wiTECH Small Leak Verification Test (SLVT) to determine if a leak is present in the system. ? P1CEA - Boost Side EVAP Purge System Performance. In addition, the customer may also experience the following: ? The vehicle will not crank if the ECM gets hotter than 50 °C (122 °F). ? Intermittent no-crank when first starting the vehicle. The following DTC has been changed from a one trip fault to a two trip fault: ? P0607 - ECU Internal Performance. This bulletin involves reprogramming the PCM with the latest available software.
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