{"nhtsa_id":10118804,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-10-13","date":"2016-02-09","document_id":"21-007-16","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"Flash: Power Transfer Unit (PTU) Motor Position Enhancements This bulletin involves updating the software in the Power Transfer Unit (PTU). A customer may experience All Wheel Drive (AWD) not operating correctly. On further inspection the Technician may find the following Diagnostic Trouble Codes (DTCs), C1494-92-PTU Fork Position - Performance or Incorrect Operation.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10118804-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10118804-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10118804","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":"software","name":"Software","parent":"electrical"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["C1494"],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":2015,"year_to":2016,"match":"exact","vehicle_ids":["2015_jeep_cherokee","2016_jeep_cherokee"]}],"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":[]}