2012 Lexus LS Technical Service Bulletins

79 technical service bulletins (TSBs) are on record for the 2012 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.

• 10152565Nov 28, 2018Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10152187Nov 14, 2018Electrical system. Job Aid: CUSTOMER SUPPORT PROGRAM ZLZ. Repair Coverage for the Dashboard (Instrument Panel) and/or Certain Interior Trim Panels. Inspection Application Navigation Instructions
• 10152186Nov 14, 2018Electrical system. Dealer Packet: November 14 , 2018 The inspection application is now available. Lexus has received reports indicating that a combination of high humidity, high temperatures, and light intensity may cause the surface of the dashboard (instrument panel) and/or certain interior trim panels in some of the subject vehicles to become cracked and/or sticky over time. The dashboard (instrument panel) and interior trim…
• 10152599Oct 22, 2018Electrical system. Customer Support Program Bulletin: Lexus has received reports indicating that a combination of high humidity, high temperatures, and light intensity may cause the surface of the Dashboard (Instrument Panel) and/or certain interior trim panels in some of the subject vehicles to become cracked and/or sticky over time.
• 10152598Oct 22, 2018Electrical system. Customer Support Program Bulletin: Lexus has received reports indicating that a combination of high humidity, high temperatures, and light intensity may cause the surface of the Dashboard (Instrument Panel) and/or certain interior trim panels in some of the subject vehicles to become cracked and/or sticky over time.
• 10152592Oct 8, 2018Electrical system. Customer Support Program Bulletin: Lexus has received reports indicating that a combination of high humidity, high temperatures, and light intensity may cause the surface of the Dashboard (Instrument Panel) and/or certain interior trim panels in some of the subject vehicles to become cracked and/or sticky over time.
• 10145765Sep 27, 2018Electrical system, Equipment. Dealer Package: Lexus has received reports indicating that a combination of high humidity, high temperatures, and light intensity may cause the surface of the dashboard (instrument panel) and/or certain interior trim panels in some of the subject vehicles to become cracked and/or sticky over time. The dashboard (instrument panel) and interior trim panels are covered by Lexus? New Vehicle Limited Warranty for 4…
• 10142887Jun 20, 2018Brakes. Warranty Policy Bulletin: Lexus has received some reports where various brake system related warning lamps illuminate due to internal malfunctions of the Brake Actuator Assembly.
• 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…
• 10129210Jan 24, 2018Equipment. TSB: OBSOLETE NOTICE January 22, 2018: This bulletin is now obsolete. Please see L-SB-0001-18.
• 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…
• 10131716Jan 16, 2018Fuel system. TT: Special Service Tools: Injector Seal Tool Sets. In the event that injector seal repair is required on vehicles equipped with a direct injection fuel system, a Special Service Tool Set is required to properly install the seal onto the injector. As new vehicle configurations have been released, several injector seal tool sets have been distributed to accommodate these new vehicles. There are a total of three…
• 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…
• 10132655Oct 4, 2017Equipment. TT: Previously, an error message was received when performing DCM activation initiated by Techstream. This condition has been remedied, and DCM activation utilizing Techstream can now be resumed.
• 10132625Sep 19, 2016Equipment. TSB: Revision Notice: Applicability section has been updated to include 2016-2017 applicable model year Lexus vehicles. The Repair Procedure section, Required Tools & Equipment section, and the Repair Procedure section has been updated. Flash reprogramming allows the ECU software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures…
• 10205325Mar 17, 2016Equipment, Seats. Leather Care Best Practices.
• 10205346Oct 16, 2014Transmission and drivetrain. Auto matic Transmission Replacement kPrecautions
• 10205331Jul 7, 2014Electrical system. Immobilizer and Smart Key Reset
• 10205329Jul 4, 2014Electrical system. Immobilizer and Smart Key Reset.
• 10205327Jun 12, 2014Equipment, Electrical system. Techstream ECU Flash Reprogramming Procedure.
• 10133772Apr 29, 2014Electrical system. Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and or P0340 (Camshaft Position Sensor Circuit) due to inconsistent rational speed of the engine's crankshaft.
• 10205352Dec 19, 2013Visibility (wipers, defrost, mirrors). Windshield Wiper Blade Maintenance and cleaning
• 10132074Nov 10, 2013Seats, Air bags. Beginning in 1998, Lexus introduced side airbags as optional equipment. Lexus does NOT recommend replacement of original seat covers with non-Lexus leather or other seat cover materials on vehicles due to the following: Seat covers NOT recommended by Lexus may affect side airbag performance, in general or in part, during an accident. Modifications that negatively affect side airbag performance can result in severe…
• 10205383Nov 2, 2013Visibility (wipers, defrost, mirrors). Spots in Window Glass - vehicle exterior
• 10205359Aug 6, 2013Engine. Oil Viscosity Applicability and Cfhange Interval Guide
• 10205358Apr 10, 2013Engine. Oil Viscosity Applicability and Cfhange Interval Guide
• 10045639Jul 10, 2012Vehicle speed control. Lexus: precaution information on removal, inspection, installation of accelerator pedal sensor assembly, which requires no lubrication. Models 2001-13 ct200h, es300, 300h, 330, 350, gs300, 350, 450, 450h, 460, gx460, 470, hs250h, is f, is250, 250c, 350, 350c, lfa, ls430, 460, 600h, lx470, 570, rx330, 350, 400h, 450h, sc430.
• 10043658Feb 24, 2012Other or unknown. Lexus: smart key inoperative on ct200h, gx460, hs250h, ls460, ls600h, rx350, and rx450h models.

← All problems reported for the 2012 Lexus LS