{"nhtsa_id":11003634,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-07-06","date":"2024-04-15","document_id":"L-SB-0017-24 Rev1","mfr_campaign":"L-SB-0017-24","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Some 2023 model year RX 500h vehicles may exhibit a delay and/or reduction in output of warm air from the HVAC system while the vehicle engine is at normal operating temperatures (over 170°F or 77°C). This condition usually occurs immediately after a hot restart, while the vehicle is in Ready ON, but before the internal combustion engine starts. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition. REVISION NOTICE April 15, 2024 Rev1: •The Required Tools & Equipment section has been updated.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11003634-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2024/MC-11003634-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11003634","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LEXUS","model":"RX HYBRID","year_from":2023,"year_to":2023,"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":[]}