{"nhtsa_id":10176503,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-06-22","date":"2020-05-15","document_id":"L-SB-0021-20","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN; ENGINE","mfr_system":null,"summary":"TSB: Some 2019 ? 2020 model year UX 250 Hybrid vehicles may experience a difficult-to-start condition accompanied by a hybrid system warning lamp occurring during below-freezing temperatures (< 32°F). This condition may occur at start-up after a short-distance drive. After performing a Health Check, the Diagnostic Trouble Codes (DTCs) U011087 and U029387 may be present. These codes are because of the IGCT (90987-02025) relay not being able to supply power to HV ECU. Follow the Repair Procedure in this bulletin to address this condition.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176503-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176503-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10176503","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["U0110","U0293"],"topics":[],"vehicles":[{"make":"LEXUS","model":"UX HYBRID","year_from":2019,"year_to":2020,"match":null,"vehicle_ids":[]}],"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":[]}