{"nhtsa_id":10187704,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-03-01","date":"2020-12-11","document_id":"18-110-20","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; STEERING; POWER TRAIN","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with thelatest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more ofthe following Diagnostic Trouble Codes (DTCs): U1504 - Implausible Message Data Length Received From Steering Angle Sensor. P1185 - General Pressure Sensor Correlation. U1424-00 - Implausible Engine Torque Signal Received. P0101 - Mass Air Flow Sensor \"A\" Circuit Performance. P0128 - Thermostat Rationality. P0300 - Multiple Cylinder Misfire. P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. Some customers may also experience the following condition: Extended engine crank times or possibly a no start condition(South Korea only). During an engine limp mode condition, the transmission remains in a fixedgear.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10187704-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10187704-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10187704","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"steering","name":"Steering","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P0101","P0128","P0300","P0301","P0302","P0303","P0304","P1185","U1424","U1504"],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_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":[]}