{"nhtsa_id":10162561,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-07-15","date":"2019-05-17","document_id":"18-006-19 REV B","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P249E-00 - Closed Loop Reductant Injection Control At Limit - Flow Too High. P045E-00 - EGR -B- Control Stuck Open. P208B - Reductant Pump 1 Control Performance. In addition customers may experience the following:Engine auto-stops during a shift of transfer case into neutral. Reduced oil change intervals. Speed Limiter distance unit type changes from MPH to KPH after key-off. Speed Limiter not enabled following a quick key-off/on sequence. Cruise control set-speed not displayed by cluster until minimum set speed achieved. Increased fan noise. Reduced durability of electric vacuum pumps under heavy stop/go driving conditions. Driveability complaints during an on-road DPF regeneration routine. Previous software releases requested the display of message \"Particulate Filter Almost Full Keep The Vehicle Running\" and will now request the message \"Particulate Filter 100% Full Maintenance Required Contact Assistance\". No auto-start after release of brake pedal.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10162561-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10162561-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10162561","components":[{"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":["P045E","P208B","P249E"],"topics":[],"vehicles":[{"make":"JEEP","model":"WRANGLER","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_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":[]}