2012 Lexus CT Hybrid Technical Service Bulletins

274 technical service bulletins (TSBs) are on record for the 2012 Lexus CT Hybrid. 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.

• 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.
• 10172821Feb 5, 2020Electrical system, Air bags. The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect vehicle…
• 10170747Dec 10, 2019Electrical system, Equipment. Dealer Package: December 10, 2019 Vehicle total has decreased by approximately 6,260 vehicles. Vehicles were moved from Customer Support Program 19LE05 and added to Limited Service Campaign KLG.
• 10170746Dec 10, 2019Equipment, Electrical system. TSB: REVISION NOTICE December 10, 2019 Rev2: ? The Parts Information and Required Tools & Equipment sections have been updated. November 14, 2018 Rev1: ? The Parts Information and Required Tools & Equipment sections have been updated. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. L-SB-0074-14. ?
• 10170745Dec 10, 2019Equipment, Electrical system. Dealer Package: 12/10/2019 Vehicle total has increased by approximately 6,260 vehicles. Vehicles were moved from Customer Support Program 19LE05 and added to Limited Service Campaign KLG. The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system.
• 10169332Nov 18, 2019Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10169323Nov 13, 2019Equipment, Electrical system. Dealer Package: The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use…
• 10169424Nov 8, 2019Equipment, Exterior lighting. Dealer Package: Customer Support Program ZLI Expired October 31, 2019. Lexus has received a number of reports regarding the halogen head lamps on certain 2011 ? 2013 CT 200h and 2010 ? 2012 HS 250h vehicles. In these reports, customers have indicated that their vehicle?s halogen low beam headlamp bulb lifetime is shorter than expected. Although the Halogen Low Beam Headlamp Bulbs are covered by Lexus?
• 10168547Oct 23, 2019Equipment. Dealer Daily Message: Lexus plans to send Safety Recall/Special Service Campaign Follow-Up Notices for the above referenced campaigns to remind owners whose vehicles have not yet had campaign repairs completed.
• 10168546Oct 23, 2019Equipment. Region Letter: Lexus plans to conduct Safety Recall/Special Campaign follow-up notifications to owners whose vehicles have not yet had the following Safety Recall/Special Service Campaign repairs completed. Please note the following information for Area associates.
• 10167966Oct 23, 2019Air bags. Dealer Package: Follow-Up Owner Notification Letter Mailing Date The Campaign Follow-Up Owner Notification(s) will begin in Late October 2019. Owner notifications will be sent over a period of several weeks consistent with parts availability. To ensure customer satisfaction, Lexus requests that dealers complete Safety Recalls/Special Service Campaigns on any used vehicles currently in dealer inventory prior to…
• 10168533Oct 17, 2019Equipment. Dealer Package: The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use…
• 10168532Oct 17, 2019Equipment. Area Letter: The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use incorrect…
• 10168531Oct 17, 2019Equipment. Region Email: The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use…
• 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…
• 10168515Oct 2, 2019Equipment. Dealer Package: 10/02/19 KLG: Vehicle applicability for remedy in relation to Safety Connect Subscription. The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS…
• 10166021Sep 13, 2019Electrical system, Equipment. Dealer Package: The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use…
• 10170744Sep 12, 2019Electrical system, Equipment. Area Letter: The Data Communication Module (DCM) in the subject vehicles are equipped with software to identify the location of the vehicle using the Global Positioning System (GPS) to support features of the Safety Connect system. Due to incorrect programming in the DCM software, after November 2nd, 2019, the GPS coordinates for this system will be calculated incorrectly. This will cause the system to use…
• 10163731Jul 31, 2019Equipment. 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.
• 10164328Jul 1, 2019Equipment, Engine, Electrical system. TSB: REVISION NOTICE July 01, 2019 Rev1: G1668 Applicability has been updated to include 2019 ? 2020 model year Lexus vehicles. G2158 The Techstream Preparation and Process Overview sections have been updated. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. L-SB-0021-14. G1765 Applicability has been…
• 10162746Jun 13, 2019Equipment. TSB: REVISION NOTICE June 13, 2019 Rev2: ? Applicability has been updated to include 2018 ? 2019 model year Lexus vehicles. March 13, 2017 Rev1: ? Applicability has been updated to include 2015 ? 2017 model year Lexus vehicles. ? The Parts Information section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2007 ?
• 10162256May 21, 2019Exterior lighting. Customer Support Program Bulletin: Lexus has received reports of customer concerns in which their vehicle's halogen low beam headlamp bulbs lifetime is shorter than expected.
• 10161521May 8, 2019Exterior lighting. Dealer Package: May 8, 2019 The interim repair Op Codes have been removed as Toyota now has sufficient inventory of repair kit part number 04007-52147. Lexus has received a number of reports regarding the halogen head lamps on certain 2011 ? 2013 CT 200h and 2010 ? 2012 HS 250h vehicles. In these reports, customers have indicated that their vehicle?s halogen low beam headlamp bulb lifetime is shorter than expected…
• 10159696Apr 4, 2019Electrical system, 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…
• 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…
• 10159694Apr 4, 2019Equipment. TSB: OBSOLETE NOTICE April 4, 2019: This bulletin is now obsolete. Please see L-SB-0017-19.
• 10155236Feb 18, 2019Equipment. 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…
• 10152565Nov 28, 2018Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 10145769Sep 28, 2018Suspension, Equipment. TSB: REVISION NOTICE September 28, 2018 Rev1: ? Applicability has been updated to include 2016 ? 2017 model year CT200h vehicles. Any previous printed versions of this bulletin should be discarded. Some 2011 ? 2017 model year CT200h vehicles may exhibit a metallic clicking noise from the front of the vehicle when driving over a washboard-type road surface, or a creaking noise when turning left or right.
• 10142903Jun 20, 2018Exterior lighting. Warranty Policy Bulletin: Lexus has received reports of customer concerns in which their vehicle's halogen low beam headlamp bulbs lifetime is shorter than expected.
• 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…
• 10131754Feb 6, 2018Equipment. Warranty Policy Bulletin: Lexus has received reports of customer concerns in which their vehicle?s halogen low beam headlamp bulbs lifetime is shorter than expected.
• 10129972Feb 6, 2018Exterior lighting. Warranty Policy Bulletin: Lexus has received reports of customer concerns in which their vehicle?s halogen low beam headlamp bulbs lifetime is shorter than expected.
• 10129222Jan 25, 2018Exterior lighting. Dealer Daily Message: **UPDATED Dealer Letter Available on TIS** Customer Support Program ZLI Certain 2011 ? 2013 Model Year CT 200h and 2010 ? 2012 HS 250h Vehicles Extension of Warranty Coverage for Halogen Low Beam Headlamp Bulbs. Currently there is limited inventory of repair kit part number 04007-52147, Lexus is working to increase supply of the kit. As Lexus works to increase supply, dealers are asked to…
• 10129221Jan 25, 2018Exterior lighting. Dealer Package: The attached Dealer Letter has been updated. Refer to the details below. January 25, 2018 The claim filing details have been updated to clarify remedy OP Codes and Interim Op Codes for vehicles that are currently exhibiting the condition vs. vehicles that have exhibited the condition in the past. Lexus has received a number of reports regarding the halogen head lamps on certain 2011 ? 2013 CT 200h…
• 10129220Jan 25, 2018Exterior lighting. Dealer Email: -The claim filing details have been updated to clarify remedy OP Codes and Interim Op Codes for vehicles that are currently exhibiting the condition vs. vehicles that have exhibited the condition in the past. In our continuing efforts to ensure the best in customer satisfaction, Lexus is announcing a Customer Support Program to provide coverage for Halogen Low Beam Headlamp Bulbs on certain 2011 ?…
• 10129219Jan 25, 2018Exterior lighting. Region Email: -The claim filing details have been updated to clarify remedy OP Codes and Interim Op Codes for vehicles that are currently exhibiting the condition vs. vehicles that have exhibited the condition in the past. In our continuing efforts to ensure the best in customer satisfaction, Lexus is announcing a Customer Support Program to provide coverage for Halogen Low Beam Headlamp Bulbs on certain 2011 ?…
• 10129210Jan 24, 2018Equipment. TSB: OBSOLETE NOTICE January 22, 2018: This bulletin is now obsolete. Please see L-SB-0001-18.
• 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…
• 10127061Dec 8, 2017Equipment. TT: HVAC drain tube is found to blocked/clogged.
• 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…
• 10125449Nov 1, 2017Equipment. Dealer Letter: November 1, 2017 The coverage parameter details have been updated to clarify coverage for vehicles that have exhibited the condition in the past. Lexus has received a number of reports regarding the halogen head lamps on certain 2011 ? 2013 CT 200h and 2010 ? 2012 HS 250h vehicles. In these reports, customers have indicated that their vehicle?s halogen low beam headlamp bulb lifetime is shorter than…
• 10125448Nov 1, 2017Equipment. Dealer Daily Message: **UPDATE** Customer Support Program ZLI Certain 2011 ? 2013 Model Year CT 200h and 2010 ? 2012 HS 250h Vehicles Coverage for Halogen Low Beam Headlamp Bulbs The coverage parameter details have been updated to clarify coverage for vehicles that have exhibited the condition in the past Refer to the updated CSP ZLI Dealer Letter posted in TIS for additional details.
• 10123433Oct 31, 2017Exterior lighting. Warranty Policy Bulletin: Lexus has received reports of customer concerns in which their vehicle?s halogen low beam headlamp bulbs lifetime is shorter than expected. The Halogen Low Beam Headlamp Bulb is covered by the Lexus New Vehicle Limited Warranty for 4 years or 50,000 miles (whichever occurs first). However, Lexus is announcing a Customer Support Program to cover repairs related to the halogen head lamp…
• 10132696Oct 24, 2017Exterior lighting. TSB: Some 2011 ? 2013 model year CT 200h vehicles may exhibit a condition where a halogen low beam headlamp bulb lifetime is shorter than customer expectation. A modified wiring harness is available to address this condition.
• 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.
• 10132429Aug 2, 2017Equipment. TT: An error message is received when performing DCM activation initiated by Techstream. This is a known condition and will be remedied in the near future. Please discontinue DCM activations utilizing Techstream until further notice.

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