{"nhtsa_id":10080307,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-09-16","date":"2016-06-18","document_id":"18-072-16","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"\"FLASH: POWERTRAIN DIAGNOSTIC AND SYSTEM ENHANCEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE POWERTRAIN CONTROL MODULE (PCM) WITH THE LATEST AVAILABLE SOFTWARE. THE FOLLOWING POWERTRAIN SYSTEM IMPROVEMENTS/ENHANCEMENTS ARE INCLUDED IN THIS SOFTWARE RELEASE. THESE ENHANCEMENTS ARE LISTED BY VEHICLE APPLICATION. DS VEHICLES EQUIPPED WITH A 3.6L ENGINE (SALES CODE ERB). · **U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE (ATTEMPTING TO CLEAR THIS DTC WILL BE UNSUCCESSFUL). · ASD RELAY ENHANCEMENTS TO IMPROVE FUEL PUMP RELAY INITIALIZATION AT KEY ON - (AUTO SHUTDOWN).** · ENHANCED AUTOMATIC OIL CHANGE INDICATOR (EAOCI) SYSTEM IMPROVEMENTS TO SWITCH TO A SEVERE DUTY CYCLE ALGORITHM ANYTIME THE PCM IS REPLACED TO ENSURE THE CUSTOMER RECEIVES A TIMELY OIL CHANGE REQUIRED MESSAGE. · CORRECTED A GENERIC SCAN TOOL DISPLAY ISSUE REGARDING MODE 6 DATA ACCURACY. DS VEHICLES EQUIPPED WITH A 5.7L ENGINE (SALES CODE EZH). · **U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE (ATTEMPTING TO CLEAR THIS DTC WILL BE UNSUCCESSFUL). · ASD RELAY ENHANCEMENTS TO IMPROVE FUEL PUMP RELAY INITIALIZATION AT KEY ON - (AUTO SHUTDOWN).** · SYSTEM IMPROVEMENTS TO PREVENT MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION WITH A DIAGNOSTIC TROUBLE CODE (DTC) P0300 - MULTIPLE CYLINDER MISFIRE WHEN USING A BLOCK HEATER IN AMBIENT TEMPERATURES GREATER THAN -29°C (-20°F). · ENHANCED AUTOMATIC OIL CHANGE INDICATOR (EAOCI) SYSTEM IMPROVEMENTS TO SWITCH TO A SEVERE DUTY CYCLE ALGORITHM ANYTIME THE PCM IS REPLACED TO ENSURE THE CUSTOMER RECEIVES A TIMELY OIL CHANGE REQUIRED MESSAGE. · CORRECTED A GENERIC SCAN TOOL DISPLAY ISSUE REGARDING MODE 6 DATA ACCURACY. DJ, DD, AND D2 VEHICLES EQUIPPED WITH A 5.7L ENGINE (SALES CODES EZC OR EZF). · U0140 - LOST COMMUNICATION WITH BODY CONTROL MODULE (ATTEMPTING TO CLEAR THIS DTC WILL BE UNSUCCESSFUL). · TRANSMISSION TORQUE MANAGEMENT ENHANCEMENT WHEN SHIFTING FROM DRIVE TO REVERSE.","document":null,"url":"https://open.wenmarpro.com/bulletins/10080307","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":["P0300","U0140"],"topics":[],"vehicles":[{"make":"RAM","model":"1500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_1500"]},{"make":"RAM","model":"2500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_2500"]},{"make":"RAM","model":"3500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_3500"]}],"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":[]}