2018 Lexus IS 300 Technical Service Bulletins

116 technical service bulletins (TSBs) are on record for the 2018 Lexus IS 300. 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.

• 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
• 10155230Feb 14, 2019Wheels. TT: Some models are equipped with front and rear wheels of different offsets or width. Wheel offset, defined as the distance between the wheel?s centerline and the wheel-to-rotor mounting surface, affects the clearance between the back of the wheel and surrounding brake components (Figure 1).
• 10153281Jan 16, 2019Engine cooling. TT: The current engine active test Control the Injection Mode? is not operating as desired when controlling the direct injectors manually on 2GR-FKS engines. When direct injection is started and then stopped using the active test, current ECU logic does not turn off the direct injectors and can cause DTCs P017200, P017500 and P0160300. To avoid this condition, technicians should raise engine RPM when changing back…
• 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.
• 10153231Dec 14, 2018Electrical system. TSB: Some 2016 ? 2017 model year IS200t, IS300, RC200t, and RX350, 2016 ? 2018 model year GS200t, GS300, GS350, and RC300, and 2018 model year IS300, IS350, and RC350 vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P261093 (ECM/PCM Engine Off Timer Performance No Operation) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module [PCM]) logic has been modified to…
• 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, 2018Electrical system, Equipment. 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.
• 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 ?
• 10152616Oct 31, 2018Electrical system. Dealer Daily Message: Intelligent Clearance Sonar (ICS) System Reprogram. Safety Recall JLH Dealer Letter, Q&A, and Technical Instructions are now available on TIS. Refer to the Dealer Letter and Q&A for additional information.
• 10152615Oct 31, 2018Electrical system. Technical Instructions: TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN JLH INTELLIGENT CLEARANCE SONAR (ICS) SYSTEM REPROGRAM
• 10152614Oct 31, 2018Electrical system. Dealer Package: The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, ICS system will exhibit warnings and the system may apply the brakes.
• 10152613Oct 31, 2018Electrical system. Dealer Email: The involved vehicles are equipped with Intelligent Clearance Sonar (ICS). Due to improper software programming in the ICS system, the ICS system may improperly activate when an involved vehicle enters certain types of carwash facilities and is placed into neutral. If the ICS system activates, the ICS system will exhibit warnings and the system may apply the brakes.
• 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.
• 10150017Sep 12, 2018Brakes. TSB: Some 2013 ? 2018 model year Lexus vehicles AWD F Sport models and non-F Sport models may exhibit a squeal/squeak noise from the front brake pads. For customers who find this characteristic objectionable, an updated shim kit is now available as a service part.
• 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.
• 10143934Jul 18, 2018Visibility (wipers, defrost, mirrors). TT: Some customers/dealers may experience a condition where the front door window glass can easily be scratched when an abrasive product is used to clean the windows.
• 10143926Jul 3, 2018Equipment. TSB: REVISION NOTICE July 3, 2018 Rev2: ? Applicability has been updated to exclude 2018 ? 2019 model year ES300 vehicles. 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.
• 10143925Jul 3, 2018Equipment, Electrical system. TSB: REVISION NOTICE July 3, 2018 Rev2: ? Applicability has been updated to exclude 2018 ? 2019 model year ES300 vehicles. 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…
• 10143924Jul 3, 2018Tires. TSB: REVISION NOTICE July 3, 2018 Rev2: ? Applicability has been updated to exclude 2018 ? 2019 model year ES300 vehicles. 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…
• 10142885Jun 20, 2018Equipment. TSB: REVISION NOTICE 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 customer trial. As part of the Pre-Delivery Service (PDS) process, ensure that the XM Satellite Radio is activated…
• 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…
• 10141591May 17, 2018Body and structure. TT: Some vehicles may experience a condition in which the LH or RH rear spoiler exhibits a gap, looseness or separation from trunk lid.
• 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…
• 10141573May 8, 2018Electrical system. TSB: REVISION NOTICE May 08, 2018 Rev1: * Applicability has been updated to include 2017 - 2018 model year vehicles. * The Introduction and Download/Installation Procedure sections have been updated. Any previous printed versions of this bulletin should be discarded. A download and installation are required to activate the Enform suite of apps and data services before they are used for the first time on new vehicles.
• 10130000Feb 22, 2018Brakes. TSB: Some 2013 - 2018 model year vehicles may exhibit a rear brake vibration/squeak while braking, due to corrosion on the rear brake components. Service parts are now available to reduce the likelihood of this condition occurring. The backing plates of the brake pads have been covered with an anti-rust coating to address the brake pads sliding in the caliper assembly and reduce RTV (rotor thickness variation)…
• 10131760Feb 12, 2018Equipment. TT: This bulletin is regarding best practices when handling navigation systems that use Hard Disc Drive or Micro SD Card memory. 1. First type is generation 6 or 7 which utilizes HDD (Hard Disc Drive). Pioneer models that begin with NXH, have Map Data, Operating System and other Information in the Hard Disc Drive. With this system if a radio is being sent back for an exchange. The original Hard Disc Drive needs to…
• 10129978Feb 12, 2018Equipment. TT: This bulletin is regarding best practices when handling navigation systems that use Hard Disc Drive or Micro SD Card memory. 1. First type is generation 6 or 7 which utilizes HDD (Hard Disc Drive). Pioneer models that begin with NXH, have Map Data, Operating System and other Information in the Hard Disc Drive. With this system if a radio is being sent back for an exchange. The original Hard Disc Drive needs to…
• 10131726Jan 22, 2018Electrical system, Transmission and drivetrain. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. L-SB-0021-14. * Applicability has been updated to include applicable 2018 models and 2016 * 2018 model year RC 300 and 2015 * 2018 model year RC 350 vehicles. * Applicability has been updated to exclude 2001 - 2003 model year ES 300 vehicles. Service Bulletin No. L-SB-0021-14 is obsolete and any printed versions…
• 10131724Jan 19, 2018Equipment. TSB: REVISION NOTICE January 19, 2018 Rev1: ? Applicability has been updated to include 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. The purpose of this Service Bulletin is to elevate awareness and provide best practices for leather care in Lexus vehicles. As an additional resource, if the vehicle is equipped with factory leather seats, the vehicle Owner?s Manual…
• 10131672Jan 9, 2018Equipment. Safety Recall and Service Campaign - Technician Certification Requirements
• 10133657Nov 28, 2017Equipment. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes SB Nos. L-SB-0048-08, PG007-07, PG016-01, PG015-01, PG004-97, PG003-97, PG003-93, and PG002-90. Service Bulletin Nos. L-SB-0048-08, PG007-07, PG016-01, PG015-01, PG004-97, PG003-97, PG003-93, and PG002-90 are obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding.
• 10133651Nov 21, 2017Electrical system. TSB: REVISION NOTICE November 22, 2017 Rev1: ? Applicability has been updated to include 2014 ? 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. In the event that a Lexus vehicle becomes submerged in water, many components may be physically damaged. Electrical and electronic components, including wiring harnesses, are particularly susceptible to corrosion and subsequent…
• 10133647Nov 20, 2017Equipment. TT: After the DCM (Data Communication Module) has been replaced, Lexus Enform Remote is unable to remote unlock/lock the doors or remote start the vehicle.
• 10132674Oct 10, 2017Electrical system. TSB: To minimize battery discharge during transportation and storage, the D/C Cut Fuse (30A) has been removed at the assembly plant and temporarily stored in the blank space of the Relay Block in the engine compartment. During Pre-Delivery Service (PDS), reinstall the D/C Cut Fuse into its original location.
• 10132673Oct 10, 2017Equipment. TSB: The front wheel opening extension pad set (right and left front wheel opening extension pads, six self-tapping screws) is loaded in the luggage compartment at the assembly plant to avoid damage in transit. Install the front wheel opening extension pads onto the vehicle during Pre-Delivery Service (PDS).
• 10132672Oct 10, 2017Equipment. TSB: REVISION NOTICE October 10, 2017 Rev2: ? Applicability has been updated to include 2018 model year LS 500 and LS 500h vehicles. ? The Software Information section has been updated. Some 2018 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.
• 10132482Sep 21, 2017Electrical system. TSB: The Parking Assist Monitor System assists the driver during parking and parallel parking by displaying an image of the area behind the vehicle. When the D/C Cut Fuse is removed or the battery terminal is disconnected, the power source to the steering angle sensor is cut off.
• 10132479Sep 20, 2017Electrical system, Equipment. TSB: REVISION NOTICE September 20, 2017 Rev1: ? Applicability has been updated to include 2018 model year NX 300 and NX 300h vehicles. ? The Introduction and Software Information sections have been updated. Any previous printed versions of this bulletin should be discarded. Some 2018 model year Lexus vehicles are equipped with an eOwner?s Manual (eOM), which is installed into the head unit while the vehicle is in…
• 10132472Aug 18, 2017Equipment. TSB: The front license plate mounting bracket and two self-tapping screws for the 2018 model year NX 300 and NX 300h vehicles are stored in the rear cargo area of the vehicle. Install the license plate and mounting bracket during Pre-Delivery Service (PDS).

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