2020 Lexus RX TSBs

117 manufacturer communications for the 2020 Lexus RX sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2020 RX problem report covers complaints, recalls, and investigations.

117Communications

What the bulletins cover

Electrical23 bulletins
Body & structure21 bulletins
Engine16 bulletins
Fuel system5 bulletins
Driver assistance5 bulletins
Transmission & drivetrain5 bulletins

Most recent service bulletins

The 20 most recent of 117 communications on file. The complete set is searchable on NHTSA's page for this vehicle.

Electrical L-SB-0057-22 Rev2 February 2, 2026

OBSOLETE NOTICE February 2, 2026: This bulletin is now obsolete. Please see L-SB-0004-26.

Electrical L-SB-0004-26 January 23, 2026

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.

Body & structure L-SB-0030-24 Rev2 December 15, 2025

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…

Electrical L-TT-0326-23 Rev2 August 19, 2025

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…

Electrical L-SB-0043-23 Rev1 June 13, 2025

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.

Electrical L-TT-0341-25 April 2, 2025

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.

Electrical L-TT-0341-25 April 2, 2025

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.

Body & structure L-SB-0017-19 Rev1 February 7, 2025

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…

Body & structure L-SB-0017-19 Rev1 February 7, 2025

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…

Service bulletin L-SB-0055-18 Rev2 January 24, 2025

OBSOLETE NOTICE January 27, 2025: This bulletin is now obsolete. Please see L-SB-0006-25.

Electrical L-SB-0057-22 Rev2 January 14, 2025

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,…

Body & structure L-SB-0030-24 Rev1 July 29, 2024

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…

Body & structure L-SB-0030-24 Rev1 July 29, 2024

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…

Body & structure L-SB-0030-24 June 21, 2024

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…

Body & structure L-SB-0030-24 June 21, 2024

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…

Body & structure L-SB-0020-24 April 19, 2024

Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can be identified by the presence of small, red or brown…

Body & structure L-SB-0021-24 April 19, 2024

Lexus vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow the Removal Procedure in this bulletin to remove the RapgardTM…

Body & structure L-SB-0022-24 April 19, 2024

Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal areas such as the hood, roof, and decklid, significant damage…

Body & structure L-SB-0024-24 April 19, 2024

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…

Body & structure L-SB-0023-24 April 19, 2024

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…

← 2020 RX problems All RX TSB years
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.