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Service bulletins for the 2020 Lexus ES

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.

31 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
24LE012025-01-09. Warranty extension. ENGINE. Frequently Asked Questions CUSTOMER SUPPORT PROGRAM 24LE01 Certain 2019 -2021 Model Year ES300H Certain 2021 Model Year ES250 Certain 2019 -2020 Model Year UX200 Coverage for Flow Shut-off Valve Coolant Leak
24LE022025-01-09. Warranty extension. ENGINE. Although the flow shut-off valve is covered by Lexus’ New Vehicle Limited Warranty for 48 months or 50,000 miles (whichever comes first), we at Lexus care about the customers’ ownership experience. Lexus is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak
24LE022025-01-09. Warranty extension. ENGINE. Although the flow shut-off valve is covered by Lexus’ New Vehicle Limited Warranty for 48 months or 50,000 miles (whichever comes first), we at Lexus care about the customers’ ownership experience. Lexus is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak
L-TT-0336-24 Rev12024-12-07. Service bulletin. ENGINE. After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087 - Lost Communication with ECM/PCM "A" Missing Message. Upon investigation, it is found that the engine ECU has been damage and needs to be replaced. In several cases, the cause of the ECU damage was improper jump starting. Further investigation found that ECU damage may occur if the negative (ground) cable clamps are attached on or around the engine ECU or mounting bracket. To prevent this condition from occurring, it is recommended that the jumper cables be attached as described in the owner’s manual.
L-TT-0336-242024-11-08. Service bulletin. ENGINE. After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087 - Lost Communication with ECM/PCM "A" Missing Message. Upon investigation, it is found that the engine ECU has been damage and needs to be replaced. In several cases, the cause of the ECU damage was improper jump starting. Further investigation found that ECU damage may occur if the negative (ground) cable clamps are attached on or around the engine ECU or mounting bracket.
LSB0060232023-12-26. Service bulletin. ENGINE AND ENGINE COOLING. TSB: Some 2019 ? 2023 model year ES 350, 2018 ? 2023 model year IS 350, IS 300, RC 350, RC 300, 2016 ? 2022 model year RX 350, and 2016 ? 2020 model year GS 350 vehicles equipped with a 2GR-FKS engine may exhibit a knocking noise from the vacuum pump at idle. Follow the Repair Procedure in this bulletin to improve this condition.

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