{"nhtsa_id":628742,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-03-19","date":"2001-12-18","document_id":"ITB01074","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"ON SOME VEHICLES, THE TRANSMISSION MANUAL MODE IS INOPERATIVE, INDICATOR LIGHT SHOWS D INSTEAD OF 4, MANUAL MODE OPERATES NORMALLY AFTER IGNITION IS TURNED OFF AND AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE P1815 IS STORED. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/628742","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":["P1815"],"topics":[],"vehicles":[{"make":"INFINITI","model":"Q45","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_infiniti_q45"]}],"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":[]}