2018 Lexus ES350 Technical Service Bulletins

75 technical service bulletins (TSBs) are on record for the 2018 Lexus ES350. 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.

• 10235219Feb 9, 2023Fuel system. DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the federal court. The settlement includes Lexus?s agreement to provide a Customer Support Program for certain 2013-2020 model year (MY) vehicles originally equipped with low pressure fuel pumps repaired under Safety Recall 20LA01 or Special Service Campaign 21LC01.
• 10235215Feb 9, 2023Electrical system, Fuel system. TSB: Some 2013 ? 2020 model year Lexus vehicles may exhibit a hard start and/or MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?DTC P0171 and/or P0174 (System Too Lean Bank 1/Bank 2) ?DTC P0087 Fuel Rail / System Pressure ? Too Low Techstream data list analysis may reveal positive fuel trims including a no pressure condition verified by a manual fuel pressure gauge. Follow the…
• 10214355Apr 13, 2022Equipment. Lexus Safety Recall and Service Campaign - Technician Certification Requirements 4.13.2022
• 10209023Feb 24, 2022Air bags. TSB: Some 2005 ? 2022 model year 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.
• 10207962Jan 28, 2022Electrical system. TSB: This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year Electronic Wiring Diagram (EWD) and/or Repair Manual.
• 10207945Jan 12, 2022Equipment, Tires, Wheels. POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Lexus. This information must be kept near the point of vehicle sale and be available to any customer that requests it. Customers can find this information on the Owner?s section of Lexus.com. Dealers can locate a copy of this guide on the Claims Processing & Resource Center in…
• 10202453Sep 3, 2021Forward collision avoidance. TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environments.
• 10201401Jul 26, 2021Equipment. TSB: Some 2007 ? 2022 model year Lexus vehicles in particular geographic areas may exhibit a condition where the HVAC evaporator drain hose has become obstructed with an insect nest. An insect repellent drain hose tip (ARINIX® Tip) is available to help minimize future occurrences of this environmental condition. For some models, a new drain hose is required to properly fit the ARINIX® Tip. Follow the procedures in…
• 10198149May 24, 2021Equipment. Pol: updates to the 2014-2021 lexus universal flat rate manual
• 10198133May 13, 2021Equipment. TSB: Some 2018 ? 2020 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…
• 10190468Mar 31, 2021Air bags. Lexus Safety Recall and Service Campaign - Technician Certification Requirements
• 10190455Mar 16, 2021Wheels, Steering. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ?Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s…
• 10182961Oct 30, 2020Visibility (wipers, defrost, mirrors), Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10179766Aug 12, 2020Equipment, Electrical system. TSB: Some 2018 ? 2020 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…
• 10179722Aug 12, 2020Equipment, Electrical system. TSB: Some 2018 ? 2020 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…
• 10179701Aug 7, 2020Engine. TT: The Lexus Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10179605Aug 7, 2020Engine, Equipment. TT: The Lexus Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10179697Aug 5, 2020Transmission and drivetrain. TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a fluid seep. Cases that are determined to be a ?leak? should be repaired accordingly and will be covered under warranty if applicable. Cases that are determined to be a ?seep? should be documented on the repair order and inspected at the…
• 10179694Aug 5, 2020Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10179601Aug 5, 2020Transmission and drivetrain, Engine. TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a fluid seep. Cases that are determined to be a ?leak? should be repaired accordingly and will be covered under warranty if applicable. Cases that are determined to be a ?seep? should be documented on the repair order and inspected at the…
• 10179598Aug 5, 2020Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10178788Jul 20, 2020Engine, Electrical system. TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of the reasons may be related to the DCA-8000. We are investigating this issue to determine the root cause. Other reasons the GFCI breaker may trip ?Circuit demand is too high for GFCI rating ?Worn out GFCI internal contacts ?Improper…
• 10177780Jun 23, 2020Wheels. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. ST004-01, SU001-08, and L-SB-0174-08. The aforementioned bulletins are obsolete, and any printed versions should be discarded. Be sure to review the entire content of this service bulletin before proceeding. This Service Bulletin provides best practice procedures for vehicle pulling complaint, diagnosis, and repair…
• 10177590Jun 10, 2020Engine. TT: The Lexus Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10177574Jun 1, 2020Engine. TT: The Lexus Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10176283May 1, 2020Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10174907Apr 15, 2020Equipment. TT: After performing a battery test using the DCA-8000 battery diagnostic charger and the battery health has been considered a ?Good? condition, the DCA will automatically enter a post-test charging mode. In the post-test charging mode, the DCA analyzes the current state of charge of the battery and automatically begins to charge the battery to a fully charged condition, 100% state of charge. The time required to…
• 10174889Apr 6, 2020Equipment. TSB: OBSOLETE NOTICE April 06, 2020: This bulletin is now obsolete. Please see L-SB-0008-20. Replacement Certification Labels and VIN Plates
• 10174888Apr 6, 2020Equipment. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. L-SB-0048-08, PG007-07, PG016-01, PG015-01, PG004-97, PG003-97, PG003-93, PG002-90, L-SB-0048-08, PG007-07, PG016-01, PG015-01, PG004-97, PG003-97, PG003 93, and PG002-90. The aforementioned bulletins are obsolete, and any printed versions should be discarded.
• 10173986Mar 26, 2020Equipment. TT: In certain cases of leaking air conditioning systems, the root cause of the leak is inadvertently overlooked, causing a repeat repair. To improve customer satisfaction and repair A/C system leaks in one dealer visit, Toyota has developed a set of guidelines for evaluating A/C system components.
• 10172827Feb 6, 2020Equipment. TSB: February 06, 2020: This bulletin is now obsolete. Please see L-SB-0003-20.
• 10172825Feb 6, 2020Equipment. TSB: Some 2006 ? 2020 model year Lexus vehicles may exhibit odors that naturally occur from the HVAC system and/or related environmental factors. Although there is no way to eliminate these odors, follow the General Procedure in this bulletin to minimize the odors experienced.
• 10169437Nov 20, 2019Engine cooling, Equipment. TT: In some cases, customers may report the engine coolant temperature gauge on the combination meter intermittently reading max hot, or ?in the red zone,? (Fig.1) on a vehicle with no other symptoms of overheating.
• 10169332Nov 18, 2019Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10168519Oct 11, 2019Steering. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ? Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the…
• 10164354Jul 18, 2019Electrical system, Equipment. TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of the reasons may be related to the DCA-8000. We are investigating this issue to determine the root cause. Other reasons the GFCI breaker may trip ? Circuit demand is too high for GFCI rating ? Worn out GFCI internal contacts ? Improper…
• 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…
• 10155231Feb 15, 2019Electrical system. TSB: This bulletin details the supplemental procedure to confirm Telematics Data Communication Module (DCM) activation for applicable 2018 ? 2019 model year Lexus vehicles after the process is initiated by Techstream. The steps outlined in this bulletin include: ? Techstream Messages ? DCM Activation Confirmation ? Vehicle Confirmation
• 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.
• 10153245Dec 21, 2018Equipment. TT: In certain cases of leaking air conditioning systems, the root cause of the leak is inadvertently overlooked, causing a repeat repair. To improve customer satisfaction and repair A/C system leaks in one dealer visit, Toyota has developed a set of guidelines for evaluating A/C system components.
• 10153201Dec 5, 2018Electrical system. TSB: OBSOLETE NOTICE December 04, 2018: This bulletin is now obsolete. Please see L-SB-0045-18.
• 10153197Dec 4, 2018Back-over prevention (rear camera). TT: When adjusting the Forward Recognition Camera on vehicles with Lexus Safety Sense, it can be difficult to print the repair manual target to the proper size.
• 10153196Dec 4, 2018Equipment, Electrical system. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. L-SB-0108-17. ? Applicability has been updated to include 2019 model year UX200 and UX250h vehicles. Service Bulletin No. L-SB-0108-17 is obsolete and any printed versions should be discarded. A battery in a stored vehicle is subject to conditions that can reduce its performance and life. These conditions include…
• 10153194Dec 3, 2018Equipment. TSB: OBSOLETE NOTICE December 03, 2018: This bulletin is now obsolete. Please see L-SB-0044-18.
• 10153193Dec 3, 2018Tires. TSB: OBSOLETE NOTICE December 03, 2018: This bulletin is now obsolete. Please see L-SB-0043-18.
• 10153192Dec 3, 2018Equipment. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. L-SB-0112-17. ? Applicability has been updated to include 2019 model year UX200 and UX250h vehicles. Service Bulletin No. L-SB-0112-17 is obsolete and any printed versions should be discarded. Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery.
• 10153191Dec 3, 2018Tires, Wheels. TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinished before vehicle delivery, it is important that the tires remain on the vehicle in the same location and in the same direction of rotation. Refer to the Tire Positioning Procedure in this bulletin to ensure that the original tires stay…
• 10152632Nov 30, 2018Equipment. TSB: OBSOLETE NOTICE November 30, 2018: This bulletin is no longer applicable and is now obsolete.
• 10152630Nov 30, 2018Equipment. TSB: REVISION NOTICE November 30, 2018 Rev2: ? Applicability has been updated to include 2019 model year UX200 and UX250h vehicles. April 25, 2018 Rev1: ? Applicability has been updated to include 2019 model year vehicles. Any previous printed versions of this bulletin should be discarded. 2018 ? 2019 model year vehicles are equipped with driver side floor mat retaining clips to secure the floor mat in the correct…
• 10152629Nov 30, 2018Equipment. TSB: REVISION NOTICE November 30, 2018 Rev2: ? Applicability has been updated to include 2019 model year UX200 and UX250h vehicles. June 20, 2018 Rev1: ? Applicability has been updated to include 2019 model year Lexus vehicles. Any previous printed versions of this bulletin should be discarded. 2018 ? 2019 model year Lexus vehicles are equipped with factory-installed XM Satellite Radio, including a 90-day free…

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