{"nhtsa_id":10121887,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-03","date":"2016-11-24","document_id":"18-122-16","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTCs: P1066 - Cylinder 1 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P1068 - Cylinder 2 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P106A - Cylinder 3 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P106C - Cylinder 4 Oil Supply Solenoid Valve Switch Off Time Out Of Range. P1185 - General Pressure Sensor Correlation. P0128 - Thermostat Rationality Error. C0501, C0507, C050D, C0513 - Wheel Speed Sensor Rationality Errors.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10121887-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10121887-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10121887","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":["C0501","C0507","C050D","C0513","P0128","P1066","P1068","P106A","P106C","P1185"],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["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":[]}