{"nhtsa_id":11011925,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-12-18","date":"2024-12-14","document_id":"08-098-24 REV. A","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":"Battery Pack Control Module","summary":"\"Flash: Battery Pack Control Module (BPCM) Enhancements Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● **P0DAB - Hybrid/EV Cell Balancing Performance.** ● P0AA4 - Hybrid/EV Battery Negative Contactor 'A' Circuit Stuck Closed. ● P0AA1 - Hybrid Battery Positive Contactor Circuit Stuck Closed. ● P0CA6 - Hybrid/EV Battery Charging Current High. ● P0B24 - Unstable Hybrid Battery ‘A’ Voltage. ● P1C5E - Battery State or Health Failed. ● P0BBE - No Start - Loss or Reduction of Propulsion. ● P0607-00 - ECU Internal Performance. ● P0C78-00 - Hybrid/EV Battery System Precharge Time Too Long. This bulletin involves reprogramming the BPCM with the latest software available. NOTE: Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this BPCM update. ● Powertrain Control Module (PCM). ● Transmission Control Module (TCM). ● Integrated Dual Charging Control Module (IDCM). ● Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Inverter Module (PIM)\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11011925-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11011925-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11011925","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P0607","P0AA1","P0AA4","P0B24","P0BBE","P0C78","P0CA6","P0DAB","P1C5E"],"topics":[],"vehicles":[{"make":"JEEP","model":"WRANGLER 4XE","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_jeep_wrangler"]}],"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":[]}