{"nhtsa_id":10160069,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-05-20","date":"2015-12-22","document_id":"18-030-15 REV C","mfr_campaign":null,"replaces":null,"component":"ENGINE; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: 2.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Engine Control Module (ECM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs). ? U0402 - Implausible Data Received From TCM. ? P0133 - O2 Sensor 1/1 Slow Response. ? P0171 - Fuel System 1/1 Lean. ? P050D - Cold Start Rough Idle. In addition, customers may experience one or more of the following concerns: ? Vehicle performance enhancements. ? Clatter or ticking noise from the engine at idle. ? RPM flare at cold start. ? Less than desired idle performance. ? Cold engine RPM surge with gear engagement.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10160069-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10160069-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10160069","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":["P0133","P0171","P050D","U0402"],"topics":[],"vehicles":[{"make":"FIAT","model":"500X","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_fiat_500x"]}],"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":[]}