2018 Lexus LS Technical Service Bulletins

60 technical service bulletins (TSBs) are on record for the 2018 Lexus LS. 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.

• 10162251May 15, 2019Equipment. TT: While performing the retrofit TSB, and creating the USB stick, it is critical that all files that are included in the .zip folder are extracted in the root directory (not in any folders) of the USB drive.
• 10162250May 14, 2019Wheels. TSB: Some 2011 ? 2019 model year Lexus vehicles (including RX350HL, RX450HL, LS460L, and LS600HL) with super chrome wheel finishes may become discolored and/or damaged when aftermarket cleaners, polishes, or brake dust removal products are used on wheels with super chrome finishes. Wheel cleaners and polish that contain acidic substances may damage the clear coat of the wheel, resulting in the undercoating (black)…
• 10159726Apr 17, 2019Equipment. TSB: Some 2018 ? 2019 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 head unit?s…
• 10159716Apr 16, 2019Equipment. Dealer Daily Message: **UPDATED Dealer Letter Available on TIS** Certain 2018 Model Year LS 500 and LS 500h Certain 2018 Model Year NX 300 and NX 300h Certain 2018 Model Year RX 350L and RX 450hL Certain 2017 ? 2018 Model Year RX 350 and RX 450h Intelligent Clearance Sonar (ICS) System Reprogram Special Service Campaign ? UIO quantities and production ranges have been updated to reflect added vehicles.
• 10159711Apr 12, 2019Engine, Equipment. TSB: Some 2018 model year LS500 vehicles may exhibit a vibration due to a rough idle after cold soak. This condition is only present when the vehicle is first started after cold soak. The check engine light will not be present with this condition. Follow the Repair Procedure in this bulletin to address this condition.
• 10159708Apr 11, 2019Equipment, Suspension. TSB: Some 2018 model year LS500 and LS500h vehicles equipped with air suspension may exhibit an uneven ride height appearance (lean) after parked on an uneven road surface. This condition can be observed when viewed from the rear of the vehicle or while driving from behind. Follow the Repair Procedure in this bulletin to address this condition. NOTE It is recommended to print this Service Bulletin to record the…
• 10159704Apr 8, 2019Equipment. Technical Instructions:
• 10159702Apr 8, 2019Engine, Transmission and drivetrain, Equipment. TSB: Some 2018 ? 2019 model year LS500 vehicles may exhibit one or both of the following transmission-related conditions: ? R to D shift delay when vehicle is cold ? Shift bump when slowing to a stop The Engine Control Module/ECM (SAE Term: Powertrain Control Module/PCM) logic has been revised to address these conditions. Follow the Repair Procedure in this bulletin to address these conditions. REVISION NOTICE…
• 10159695Apr 4, 2019Equipment. TSB: Some 2010 ? 2019 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. Follow the Repair Procedure in this bulletin to address…
• 10154798Feb 6, 2019Equipment. TT: The microphone circuit passes through the DCM before reaching the radio/navigation system. To simplify the diagnosis of the microphone, Safety Connect SOS button lights, and DCM (telematics transceiver) inoperative conditions, refer to the procedure below to prevent unnecessary parts replacement.

← All problems reported for the 2018 Lexus LS