2019 Lexus NX300 Technical Service Bulletins

101 technical service bulletins (TSBs) are on record for the 2019 Lexus NX300. 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.

• 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.
• 10173983Mar 26, 2020Equipment. TT: Some vehicles equipped with Dynamic Navigation may experience a pop-up message notifying them that their map update service will end soon. The date that is shown could be more than one year in the future. This does not indicate any issues with the vehicle, and is only informing the user of the expiration date.
• 10173793Mar 9, 2020Equipment, Electrical system. 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…
• 10170732Dec 6, 2019Equipment. TSB: REVISION NOTICE December 6, 2019 Rev1: ? Applicability has been updated to include 2018 ? 2020 model year Lexus vehicles. ? The Parts Information section has been updated. Any previous printed versions of this bulletin should be discarded. 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…
• 10168536Oct 21, 2019Equipment. TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return 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 audio suppliers, FTS, and/or FPEs.
• 10168530Oct 17, 2019Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 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…
• 10164916Aug 22, 2019Equipment. TSB: REVISION NOTICE August 07, 2019 Rev1: * The Introduction section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2019 model year Lexus vehicles equipped with Pioneer audio (version earlier than 1007) may exhibit one or more of the following conditions.
• 10164912Aug 19, 2019Equipment. TT: Panasonic exchange Multimedia Extension Unit (MEU) and Display Control Unit (DCU) parts are now being shipped with Apple CarPlay software already installed. If the updated MEU (Navigation) or DCU (Radio) exchange part is installed on a vehicle that has never been updated, a software mismatch can occur, and an error message may be displayed.
• 10162759Jun 25, 2019Electrical system. TT: The new 12V Battery Warranty Testers (DSS-5000 & DCA-8000) require certain information to generate a test result and warranty code. Below is an explanation of what information is required when testing a 12V battery on the new Warranty Battery Testers.
• 10162745Jun 12, 2019Equipment. TSB: REVISION NOTICE June 12, 2019 Rev1: ? Applicability has been updated to include 2019 model year NX300, NX300h, and RC F vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. The procedure in this Service Bulletin is a full reformat of the multimedia system. Failure to follow the procedure exactly as written may cause damage to the head unit.
• 10162736Jun 4, 2019Equipment. TSB: REVISION NOTICE June 04, 2019 Rev1: ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. The procedure in this Service Bulletin is a full reformat of the multimedia system. Failure to follow the procedure exactly as written may cause damage to the head unit. This reformatting changes the system from a Phase 2 to a Phase 3 system, which includes Apple…
• 10161514May 6, 2019Equipment, Electrical system. TSB: Lexus navigation is now available with additional features such as Apple CarPlay® and Amazon Alexa? for applicable 2018 ? 2019 model year Lexus vehicles. Follow the Software Update Procedure in this bulletin to install these new features. NOTE Performing this update may change certain head unit operation conditions. For a full list of changes, please see the System Limitations and FAQ.
• 10162235May 2, 2019Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10161836May 2, 2019Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10159733Apr 22, 2019Equipment, Electrical system. TSB: Some 2019 model year Lexus vehicles with Panasonic navigation with audio version (earlier than 1028), and navigation version (earlier than 1025) may exhibit one or more of the following condition(s). ? Noise during Apple CarPlay® voice guidance ? Siri's voice inoperative when pushing Phone icon and Push to Talk button ? Echo during Apple CarPlay® call ? Apple CarPlay® music delay after Siri prompt ? Apple…
• 10159732Apr 22, 2019Electrical system, Equipment. TSB: Some 2019 model year Lexus vehicles with a Pioneer audio (version earlier than 1007) may exhibit one or more of the following condition(s). ? Delayed mute operation during hands-free operation ? XM ?No Signal? message displayed ? Spanish translation correction ? Voice Recognition is not canceled when receiving a call during VR operation ? Music information does not appear ? Automatic navigation re-routing does…
• 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.
• 10154794Feb 6, 2019Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10153274Jan 9, 2019Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 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.
• 10153238Dec 18, 2018Equipment. 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.
• 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…
• 10152565Nov 28, 2018Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10152556Nov 27, 2018Electrical system. TSB: REVISION NOTICE November 27, 2018 Rev1: ? Applicability has been updated to include 2019 model year UX250h vehicles. Any previous printed versions of this bulletin should be discarded. This bulletin provides general high-voltage safety precautions for the hybrid system. The hybrid system circuits operate with up to 650V. These high voltages are dangerous and can cause personal injury, severe burns, electric…
• 10152555Nov 26, 2018Electrical system. TSB: REVISION NOTICE November 26, 2018 Rev2: ? Applicability has been updated to include 2019 model year UX250h vehicles. May 10, 2018 Rev1: Applicability has been updated to include 2019 model year vehicles. Any previous printed versions of this bulletin should be discarded.
• 10152185Nov 13, 2018Equipment. TSB: REVISION NOTICE November 13, 2018 Rev2: ? Applicability has been updated to include 2019 model year RC350, RC300, UX200, and UX250h vehicles. ? The Software Information section has been updated. September 14, 2018 Rev1: ? Applicability has been updated to include 2019 model year LS500, LS500h, LC500, and LC500h vehicles. ? The Software Information section has been updated. Any previous printed versions of this…
• 10152179Nov 12, 2018Engine cooling. TSB: REVISION NOTICE November 12, 2018 Rev1: ? Applicability has been updated to include 2018 ? 2019 model year GS300, IS300, NX300, and RC300 vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. Some 2015 ?
• 10145761Sep 27, 2018Electrical system. TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns.
• 10150019Sep 14, 2018Equipment. TSB: REVISION NOTICE September 14, 2018 Rev1: ? Applicability has been updated to include 2019 model year LS500, LS500h, LC500 and LC500h vehicles. ? The Software Information section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2019 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.
• 10150001Sep 5, 2018Electrical system, Equipment. TSB: Some 2018 ? 2019 model year Lexus vehicles equipped with Lexus Display Audio (non-embedded navigation system) have the capability of utilizing a smartphone data-driven navigation app, Scout GPS Link. Download and installation of Lexus Enform App Suite 2.0 is required to activate the Scout GPS Link app before it can be used for the first time on new vehicles.
• 10149997Aug 17, 2018Lane departure. 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.
• 10149198Aug 17, 2018Lane departure, Forward 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.
• 10142844Jun 1, 2018Equipment. TSB: Some 2019 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 has been installed correctly. If it is found that the software is not installed correctly, proceed to the…
• 10141600May 22, 2018Equipment. TSB: This bulletin contains the vehicle specific pre-delivery services for 2019 model year NX 300 and NX 300h vehicles. Additionally, refer to the all applicable Lexus model pre-delivery services for general pre-delivery services to be performed.
• 10141592May 17, 2018Electrical system. TSB: REVISION NOTICE May 17, 2018 Rev1: * Applicability has been updated to include 2019 model year Lexus vehicles. Any previous printed versions of this bulletin should be discarded. A battery in a stored vehicle is subject to conditions that can reduce its performance and life. These conditions include storage period, temperature, parasitic drain, and battery load. Because of these factors, battery inspection and…
• 10141587May 16, 2018Wheels. TSB: REVISION NOTICE May 16, 2018 Rev1: * Applicability has been updated to include 2019 model year Lexus vehicles. Any previous printed versions of this bulletin should be discarded. 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…
• 10141586May 16, 2018Equipment. TSB: REVISION NOTICE May 16, 2018 Rev1: * Applicability has been updated to include 2019 model year Lexus vehicles. Any previous printed versions of this bulletin should be discarded. Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. The following guidelines should be performed to minimize vehicle component/part degradation due to extended vehicle storage…

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