2021 Lexus ES Technical Service Bulletins

48 technical service bulletins (TSBs) are on record for the 2021 Lexus ES. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11031155Mar 10, 2026Engine. OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
• 11029897Feb 27, 2026Engine. OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
• 11029870Feb 2, 2026Electrical system. OBSOLETE NOTICE February 2, 2026: This bulletin is now obsolete. Please see L-SB-0004-26.
• 11028717Jan 23, 2026Electrical system. Some 2018 – 2025 model year Lexus vehicles equipped with the Enform™ 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software.
• 11027560Dec 15, 2025Body and structure. Some 2005 – 2026 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Service Bulletin is to provide general guidelines and procedures for odor remediation. This Service Bulletin provides a guide on how to prepare and treat the interior of the vehicle…
• 11022963Aug 19, 2025Electrical system. Some customers may experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.
• 11022950Aug 7, 2025Engine. The specific condition covered by this program is for a small engine coolant leak that can occur from the flow shut-off valve that can allow coolant to drip on other parts of the vehicle. This can cause "Engine Maintenance Required" to be displayed on the instrument cluster or cause the A/C not to function normally.
• 11020671Jun 25, 2025Engine. 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…
• 11020669Jun 25, 2025Electrical system. Some 2021 – 2024 model year ES 250 and 2022 – 2024 model year NX 250 vehicles with A25A-FKS engines may have a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs) upon cold soak start up with engine coolant temperatures between 14°F – 41°F: •P030027 – Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold •P030000 – Random/Multiple Cylinder Misfire…
• 11020656Jun 13, 2025Electrical system. The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.
• 11019329Apr 2, 2025Electrical system. To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
• 11018326Apr 2, 2025Electrical system. To assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
• 11016795Feb 20, 2025Engine. 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 guests’ ownership experience. Lexus is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak
• 11015509Feb 20, 2025Engine. 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 guests’ ownership experience. Lexus is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak
• 11016780Feb 10, 2025Electrical system. The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
• 11015494Feb 10, 2025Electrical system. The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
• 11016775Feb 7, 2025Body and structure. Some 2010 – 2026 model year Lexus vehicles may exhibit paint stains after the removal of Rapgard™. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard™. The wrinkles may trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces such as the hood, roof, and trunk.
• 11015489Feb 7, 2025Body and structure. Some 2010 – 2026 model year Lexus vehicles may exhibit paint stains after the removal of Rapgard™. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard™. The wrinkles may trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces such as the hood, roof, and trunk.
• 11014203Jan 24, 2025Other or unknown. Some 2021 model year Lexus vehicles are equipped with an eOwner’s Manual (eOM), which is installed into the head unit while the vehicle is in transit. During Pre-Delivery Service (PDS), follow the instructions contained within the Software Confirmation section of this bulletin to ensure that the software is installed correctly. If it is found that the software is not installed correctly, proceed to the Software…
• 11014181Jan 14, 2025Electrical system. Some 2018 – 2025 model year Lexus vehicles equipped with the Enform™ 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations.
• 11014175Jan 5, 2025Engine. 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…
• 11012752Dec 9, 2024Engine. 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
• 11012751Dec 9, 2024Engine. 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 owners’ ownership experience. Lexus is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak
• 11012737Dec 5, 2024Engine. 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 owners’ ownership experience. Lexus is providing coverage for repairs related to Flow Shut-off Valve Coolant Leak
• 11012733Dec 5, 2024Engine. In our continuing efforts to ensure the best in guest satisfaction, Lexus is announcing a Customer Support Program to provide coverage for Flow Shut-off Valve Coolant Leak on Certain 2019 – 2021 Model Year ES300H, Certain 2021 Model Year ES250, and Certain 2019 –2020 Model Year UX200 vehicles. Although the flow shut-off valve is covered by Lexus’ New Vehicle Limited Warranty for 48 months or 50,000 miles (whichever…
• 11012732Dec 5, 2024Engine. 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…
• 11012723Dec 2, 2024Engine. 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
• 11012722Dec 2, 2024Engine. 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
• 11012721Dec 2, 2024Engine. 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
• 11011637Nov 6, 2024Engine. 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…
• 11010366Oct 24, 2024Engine. 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…
• 11010352Oct 18, 2024Body and structure. Some 2021 – 2024 model year ES 250, ES 300h, ES 350, RX 350, RX 350h, RX 500h, UX 200, and UX 250h vehicles may exhibit a high-pitched noise coming from the front HVAC blower motor while operating the air conditioner or heater. This condition does not affect the operation of the vehicle, however, a heater cover has been developed to help reduce or potentially eliminate the noise.
• 11007456Jul 29, 2024Body and structure. Some 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Service Bulletin is to provide general guidelines and procedures for odor remediation. This Service Bulletin provides a guide on how to prepare and treat the interior of the vehicle…
• 11006162Jul 29, 2024Body and structure. Some 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Service Bulletin is to provide general guidelines and procedures for odor remediation. This Service Bulletin provides a guide on how to prepare and treat the interior of the vehicle…
• 11005121Jun 21, 2024Body and structure. Some 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Service Bulletin is to provide general guidelines and procedures for odor remediation. This Service Bulletin provides a guide on how to prepare and treat the interior of the vehicle…
• 11005063Jun 21, 2024Body and structure. Some 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The purpose of this Service Bulletin is to provide general guidelines and procedures for odor remediation. This Service Bulletin provides a guide on how to prepare and treat the interior of the vehicle…
• 11003650Apr 19, 2024Body and structure. To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and initial rust before the vehicle is delivered to the customer. Consequently, the film should remain on the wheel for as long as possible.
• 11003648Apr 19, 2024Body and structure. The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicle surface, especially the horizonal areas of the hood, roof, and decklid, significant damage can occur. This damage is the result of actual etching of the paint and appears as…
• 11003595Apr 19, 2024Body and structure. To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from weather elements and initial rust before the vehicle is delivered to the customer. Consequently, the film should remain on the wheel for as long as possible.
• 11003593Apr 19, 2024Body and structure. The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and remain on a painted vehicle surface, especially the horizonal areas of the hood, roof, and decklid, significant damage can occur. This damage is the result of actual etching of the paint and appears as…
• 10252264Feb 21, 2024Engine cooling. TSB: Some 2021 ? 2024 model year ES 250 and 2022 ? 2024 model year NX 250 vehicles with A25A-FKS engines may have a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs) upon cold soak start up with engine coolant temperatures between 14°F ? 41°F: ?P030027 ? Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold ?P030000 ? Random/Multiple Cylinder…
• 10252258Feb 20, 2024Other or unknown, Equipment. TSB: Some 2018 ? 2022 model year Lexus vehicles equipped with the Enform? 2.0 Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations. Before attempting to perform a map update, the expiration…
• 10251748Feb 7, 2024Vehicle speed control, Engine cooling. TSB: Some 2021 ? 2022 model year ES 250 vehicles equipped with an A25A-FKS engine may exhibit reduced engine power and/or a MIL ON condition with one or more of the following throttle body Diagnostic Trouble Codes (DTCs) present in freezing temperatures: ?P01201C: Throttle / Pedal Position Sensor / Switch ?A? Circuit Voltage Out of Range. ?P210015: Throttle Actuator ?A? Control Motor Circuit Short to Battery or…
• 10247804Nov 15, 2023Engine 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.
• 10247795Nov 1, 2023Electrical system. TSB: Some 2018 ? 2024 model year Lexus vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32°F or 0°C). After performing a Health Check, one or both of the following Diagnostic Trouble Codes (DTCs) may be present: ?P1C8449 ? (High Voltage Power Resource Circuit Short during Ready ON) ?P300449 ? (High Voltage Power Resource Circuit Short during Pre-Charge) Follow the…
• 10244114Aug 21, 2023Other or unknown. TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks.
• 10244110Aug 17, 2023Other or unknown. TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.
• 10241386Jul 3, 2023Wheels. TSB: Some 2021 ? 2024 model year Lexus vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. If non-compatible wheels or hub bolts/nuts are installed, there is increased risk that the wheel(s) could come off resulting in a crash. This service bulletin outlines the physical differences and precautions that should be taken when servicing different wheel and wheel fastener types.

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