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Service bulletins for the 2021 Lexus UX

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.

38 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
L-SB-0021-252026-04-08. Service bulletin. ENGINE. OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
L-SB-0021-252026-03-07. Service bulletin. ENGINE. OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
L-SB-0051-24 Rev22025-07-10. Service bulletin. ENGINE. Some 2021 model year ES 250 and 2019 – 2021 model year ES 300h and UX 200 vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit a condition in which an “Engine Maintenance Required” message is displayed in the Multi-Information Display (MID). Additionally, the vehicle will exhibit DTC(s) P268111 (Engine Coolant Bypass Valve Circuit Short to Ground) and/or P268115 (Engine Coolant Bypass Valve Circuit Short to Battery or Open).
L-SB-0051-24 Rev12025-02-12. Service bulletin. ENGINE. Some 2021 ES 250 and 2019 – 2021 ES 300h and UX 200 model year vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit a condition in which an “ EngineMaintenance Required” message is displayed in the Multi-Information Display (MID). Additionally, the vehicle will exhibit DTC(s) P268111 (Engine Coolant Bypass Valve Circuit Short to Ground) and/or P268115 (Engine Coolant Bypass Valve Circuit Short to Battery or Open).
L-SB-0051-242025-01-09. Service bulletin. ENGINE. Some 2021 ES 250 and 2019 – 2021 ES 300h and UX 200 model year vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit a condition in which an “ Engine Maintenance Required” message is displayed in the Multi-Information Display (MID). Additionally, the vehicle will exhibit DTC(s) P268111 (Engine Coolant Bypass Valve Circuit Short to Ground) and/or P268115 (Engine Coolant Bypass Valve Circuit Short to Battery or Open).

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.