{"nhtsa_id":10236935,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-30","date":"2023-04-15","document_id":"1400323","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Diesel Exhaust Fluid (DEF) Fluid Freezing Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: ? P203E-00 - Reductant Level Sensor 1 Circuit Intermittent-Erratic. This bulletin involves replacing the urea delivery module and grade vent valve and updating the Dosing Control Unit (DCU) software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236935-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236935-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236935","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P203E"],"topics":[],"vehicles":[{"make":"CHRYSLER","model":"300","year_from":2021,"year_to":2022,"match":"exact","vehicle_ids":["2021_chrysler_300","2022_chrysler_300"]},{"make":"DODGE","model":"CHALLENGER","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_dodge_challenger","2021_dodge_challenger","2022_dodge_challenger"]},{"make":"DODGE","model":"CHARGER","year_from":2020,"year_to":2022,"match":"exact","vehicle_ids":["2020_dodge_charger","2021_dodge_charger","2022_dodge_charger"]},{"make":"RAM","model":"2500","year_from":2019,"year_to":2022,"match":"exact","vehicle_ids":["2019_ram_2500","2020_ram_2500","2021_ram_2500","2022_ram_2500"]},{"make":"RAM","model":"3500","year_from":2019,"year_to":2022,"match":"exact","vehicle_ids":["2019_ram_3500","2020_ram_3500","2021_ram_3500","2022_ram_3500"]},{"make":"RAM","model":"4500","year_from":2019,"year_to":2022,"match":"exact","vehicle_ids":["2019_ram_4500","2020_ram_4500","2021_ram_4500","2022_ram_4500"]},{"make":"RAM","model":"5500","year_from":2019,"year_to":2022,"match":"exact","vehicle_ids":["2019_ram_5500","2020_ram_5500","2021_ram_5500","2022_ram_5500"]}],"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":[]}