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Service bulletins for the 2024 Lexus LX

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.

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

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By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
24LC042025-08-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM. TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 24LC04 REPROGRAMMING FOR ENGINE ELECTRONIC CONTROL UNIT CERTAIN 2022, 2023 and 2024 LX600 VEHICLES
24LC042025-08-08. Service campaign. ELECTRICAL SYSTEM; ENGINE. Lexus provided certain specifications for horsepower when the LX600 was introduced into the market. It was recently discovered that these vehicles may have a horsepower rating lower than those specifications.
L-SB-0007-252025-02-12. Service bulletin. ENGINE. Some 2022 – 2024 model year LX 600 vehicles may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs) present: •P030000 – Random/Multiple Cylinder Misfire Detected •P030027 – Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold •P030085 – Random/Multiple Cylinder Misfire Detected (Over Temperature) Signal Above Allowable Range The Engine Control Module (ECM) (SAE term: Powertrain Control Module / PCM) logic has been modified to address this condition.
24LC042025-02-12. Service campaign. ENGINE. SPECIAL SERVICE CAMPAIGN 24LC04 Certain 2022-2024 Model Year Lexus LX600 Engine Electronic Control Unit (ECU) Reprogram Frequently Asked Questions
24LC042025-02-12. Service bulletin. ENGINE. TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 24LC04 REPROGRAMMING FOR ENGINE ELECTRONIC CONTROL UNIT CERTAIN 2022, 2023 and 2024 LX600 VEHICLES
24LC042025-02-12. Service campaign. ENGINE. Lexus provided certain specifications for horsepower when the LX600 was introduced into the market. It was recently discovered that these vehicles may have a horsepower rating lower than those specifications.
24LC042025-02-12. Service campaign. ENGINE. Lexus provided certain specifications for horsepower when the LX600 was introduced into the market. It was recently discovered that these vehicles may have a horsepower rating lower than those specifications.
L-SB-0021-23 Rev12024-07-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Some 2022 – 2024 model year Lexus vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. GTS+ software has been modified to indicate when configuration software is required. A new Configure column has been added to the GTS+ Health Check Results screen to show when configuration software is available for a specific ECU. REVISION NOTICE April 18, 2024 Rev1: •Applicability has been updated to include 2024 model year GX 550, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, RZ 300e, RZ 450e, TX 350, TX 500h, and TX 550h+ vehicles. •The Introduction section has been updated. •The Operation Procedure section has been removed. •The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.
L-SB-0021-23 Rev12024-07-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Some 2022 – 2024 model year Lexus vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. GTS+ software has been modified to indicate when configuration software is required. A new Configure column has been added to the GTS+ Health Check Results screen to show when configuration software is available for a specific ECU. REVISION NOTICE April 18, 2024 Rev1: •Applicability has been updated to include 2024 model year GX 550, LX 600, NX 250, NX 350, NX 350h, NX 450h+, RX 350, RX 350h, RX 450h+, RX 500h, RZ 300e, RZ 450e, TX 350, TX 500h, and TX 550h+ vehicles. •The Introduction section has been updated. •The Operation Procedure section has been removed. •The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.

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