{"nhtsa_id":10121794,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-03","date":"2017-09-14","document_id":"21-042-17","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN","mfr_system":null,"summary":"Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one of the following DTCs have been set:P0887 - TCM Power Control Circuit High. P061B - Internal Control Module Torque Calculation Performance. P072F - Stuck In Fourth Gear. P0711 - Transmission Fluid Temperature Sensor A Circuit Range-Performance(2015 BU Only). P1CC9 - Unable to Engage Gear(2015 BU Only). P1D98 - Incorrect Gear Ratio Clutch B or D Defective(2015 BU Only). U0401 - Implausible Data Received From ECM-PCM(2015 BU Only). In addition, customers may notice the following condition(s):Harsh 1-2 upshift. Harsh garage shifts (Park to Reverse or Drive). CAN bus message may drop out after a network restart.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10121794-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10121794-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10121794","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["P061B","P0711","P072F","P0887","P1CC9","P1D98","U0401"],"topics":[],"vehicles":[{"make":"FIAT","model":"500X","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_fiat_500x"]},{"make":"JEEP","model":"RENEGADE","year_from":2015,"year_to":2016,"match":"exact","vehicle_ids":["2015_jeep_renegade","2016_jeep_renegade"]}],"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":[]}