{"vehicle":{"id":"2014_jeep_wrangler","year":2014,"make":"Jeep","model":"Wrangler"},"code":"U0140","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":3,"bulletins":[{"nhtsa_id":10217438,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-08-08","date":"2015-10-30","document_id":"18-077-15","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; EXTERIOR LIGHTING; STRUCTURE","summary":"Flash: Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) set in the PCM memory: ? U0140 - Lost Communication With Body Control Module. Customers may also describe one or more of the following conditions: ? Less than desired shift points during Wide Open Throttle (WOT) operation. ? Perceived misfire under normal acceleration. Software update is also available for customers with vehicles equipped with Manual Transmissions (DEH) to disable the starter protection feature for Rock Crawling.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10217438-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10217438-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10217438"},{"nhtsa_id":10216200,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-07-25","date":"2015-10-30","document_id":"18-077-15","mfr_campaign":null,"component":"EXTERIOR LIGHTING; ELECTRICAL SYSTEM; STRUCTURE","summary":"Flash: Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) set in the PCM memory: ? U0140 - Lost Communication With Body Control Module. Customers may also describe one or more of the following conditions: ? Less than desired shift points during Wide Open Throttle (WOT) operation. ? Perceived misfire under normal acceleration. Software update is also available for customers with vehicles equipped with Manual Transmissions (DEH) to disable the starter protection feature for Rock Crawling.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10216200-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10216200-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10216200"},{"nhtsa_id":10151781,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-17","date":"2015-10-30","document_id":"18-077-15","mfr_campaign":null,"component":"POWER TRAIN; ENGINE","summary":"Flash: Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) set in the PCM memory: ? U0140 - Lost Communication With Body Control Module. Customers may also describe one or more of the following conditions: ? Less than desired shift points during Wide Open Throttle (WOT) operation. ? Perceived misfire under normal acceleration. Software update is also available for customers with vehicles equipped with Manual Transmissions (DEH) to disable the starter protection feature for Rock Crawling.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10151781-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10151781-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10151781"}],"url":"https://open.wenmarpro.com/makes/jeep/wrangler/2014/bulletins?code=U0140"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/jeep/wrangler/2014/codes/U0140","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}