{"nhtsa_id":11018076,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-05-07","date":"2025-04-30","document_id":"08-077-25 REV. B","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"Motor Control Processor B","summary":"\"Flash: Motor Control Processor B (MCP B) Updates 11A1 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 **IDCM,** BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine.\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018076-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018076-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11018076","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P1626"],"topics":[],"vehicles":[{"make":"JEEP","model":"WAGONEER S","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_jeep_wagoneer-s"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}