{"nhtsa_id":10187705,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-03-01","date":"2020-12-11","document_id":"18-109-20","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE; 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, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0087-00 - Fuel Rail Pressure Too Low (with rapid apply and release of accelerator pedal). P015E-00 - Excessive Time To Enter Closed Loop Fuel Timing Control. P01CB-00 - Cylinder 1 Injection Timing Performance - Over Retarded. P01CC-00 - Cylinder 1 Injection Timing Performance - Over Advanced. P01CD-00 - Cylinder 2 Injection Timing Performance - Over Retarded. P01CE-00 - Cylinder 2 Injection Timing Performance - Over Advanced. P01CF-00 - Cylinder 3 Injection Timing Performance - Over Retarded. P01D0-00 - Cylinder 3 Injection Timing Performance - Over Advanced. P01DL-00 - Cylinder 4 Injection Timing Performance - Over Retarded. P01D2-00 - Cylinder 4 Injection Timing Performance - Over Advanced. P01D3-00 - Cylinder 5 Injection Timing Performance - Over Retarded. P01D4-00 - Cylinder 5 Injection Timing Performance - Over Advanced. P01D5-00 - Cylinder 6 Injection Timing Performance - Over Retarded. P01D6-00 - Cylinder 6 Injection Timing Performance - Over Advanced. P0534-00 - A/C Refrigerant System \"A\" Charge Loss. P204F-00 - Reductant System Performance. P2199-00 - Intake Air Temperature Sensor 1 / 2 Correlation. P225D-00 - Nox Sensor 1/1 Performance - Signal Stuck Low. P2610-00 - PCM Internal Engine Off Timer Performance. U0100-00 - Lost Communication With ECM/PCM ?A?. P0300-00 - Multiple Cylinder Misfire. P0301-00 - Cylinder 1 Misfire. P0302-00 - Cylinder 2 Misfire. P0303-00 - Cylinder 3 Misfire. P0304-00 - Cylinder 4 Misfire. P0305-00 - Cylinder 5 Misfire. P0306-00 - Cylinder 6 Misfire. P020A-00 - Cylinder 1 Injection Timing. P020B-00 - Cylinder 2 Injection Timing. P020C-00 - Cylinder 3 Injection Timing. P020D-00 - Cylinder 4 Injection Timing","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10187705-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10187705-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10187705","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"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":["P0087","P015E","P01CB","P01CC","P01CD","P01CE","P01CF","P01D0","P01D2","P01D3","P01D4","P01D5","P01D6","P020A","P020B","P020C","P020D","P0300","P0301","P0302","P0303","P0304","P0305","P0306","P0534","P204F","P2199","P225D","P2610","U0100"],"topics":[],"vehicles":[{"make":"JEEP","model":"WRANGLER","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_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":[]}