{"nhtsa_id":11002072,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-06-25","date":"2024-06-20","document_id":"21-017-24 REV. D","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":"Transmission Control Module","summary":"\"Flash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P06E4 - Control Module Wake-up Circuit Performance. ● B12B4 - Charge Status Indicator Module Internal. ● P061B - Internal Control Module Torque Calculation Performance. ● P0810 - Clutch Position Control Error. ● P2885 - Engine Disconnect Clutch Engagement Fault. Customers may experience one or more of the following: ● Vehicle loses propulsion capability. ● 'Shift To Park' notification on. ● 'Service Transmission' warning light on. ● Requires key cycle to recover. ● Shifts rough occasionally. ● Harsh shifts when tipping in during a coast down. ● Shifts roughly during coast down. This bulletin involves reprogramming the Transmission Control Module (TCM), Powertrain Control (PCM) and the Auxiliary Hybrid Control Processor (AHCP) also known as Power Inverter Module (PIM) **or reprogramming the TCM and PCM only** with the latest available software.\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11002072-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11002072-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11002072","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["B12B4","P061B","P06E4","P0810","P2885"],"topics":[],"vehicles":[{"make":"JEEP","model":"WRANGLER 4XE","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_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":[]}