{"nhtsa_id":10087803,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-04","date":"2016-07-12","document_id":"L-SB-0038-16","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL","mfr_system":null,"summary":"TSB: SOME 2014 – 2016 MODEL YEAR GX 460 VEHICLES MAY EXHIBIT A MIL “ON” CONDITION WITH DIAGNOSTIC TROUBLE CODE (DTC) P2440 (SECONDARY AIR INJECTION SYSTEM SWITCHING VALVE STUCK OPEN, BANK 1) OR P2442 (SECONDARY AIR INJECTION SYSTEM SWITCHING VALVE STUCK OPEN, BANK 2) AND UNDER SOME CONDITIONS MAY ENTER LIMP MODE (LIMITED THROTTLE INPUT ~ 25MPH). THIS CONDITION CAN BE TRIGGERED BY SUB-FREEZING AMBIENT TEMPERATURES. FOLLOW THE REPAIR PROCEDURE BELOW TO ADDRESS THIS CONDITION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10087803","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":["P2440","P2442"],"topics":[],"vehicles":[{"make":"LEXUS","model":"GX460","year_from":2014,"year_to":2016,"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":[]}