JEEP · 2025-01-19
"Flash: Motor Control Processor A (MCP A) Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● P1626-00 - Park Pawl Motor Stuck. Customers may also comment on one or more of the following: ● Wrench lamp on in the Instrument Panel Cluster (IPC). ● Not able to move the shifter out of Park. ● Vehicle has reduced power. This bulletin also includes the following software enhancement: ● Software enhancement to prevent erroneous fault identification resulting in inverter shutdown. This bulletin involves reprogramming the BPCM, MCP A, MCP B and the EVCU with the latest available software and then performing a Wheel End Disconnect Position Learn routine"