2010 Lexus HS 250 Hybrid Technical Service Bulletins

229 technical service bulletins (TSBs) are on record for the 2010 Lexus HS 250 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.

• 10096767Sep 30, 2015Engine. "tt: based on current part order allocation, some piston types have been incorrectly identified while undergoing the ze7 2az oil consumption repair procedure. Replacement pistons for ze7 should be ordered based on the pistons removed from existing cylinder block and no longer by measurement. This tech tip includes information regarding production allocation and instructions for identifying piston type on subject…
• 10134167Jul 14, 2015Electrical system. TT: Techstream Health Check Results screen shows "Yes" for a Telematics ECU (DCM) Calibration update regardless of whether a calibration update is available or not. The issue is related to the Techstream software and will be corrected in a future Techstream software release.
• 10132562Jul 14, 2015Electrical system. TT: Techstream Health Check Results screen shows "Yes" for a Telematics ECU (DCM) Calibration update regardless of whether a calibration update is available or not. The issue is related to the Techstream software and will be corrected in a future Techstream software release.
• 10132726Jul 7, 2015Equipment. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased.
• 10111315Jun 15, 2015Engine cooling. WPB: Lexus has received reports where vehicles may exhibit excessive engine oil consumption. Lexus is now announcing the part replacement phase of Warranty Enhancement Program ZLE for vehicles exhibiting excessive engine oil consumption.
• 10111165Jun 15, 2015Engine cooling. WPB: Lexus has received reports where vehicles may exhibit excessive engine oil consumption. Lexus is now announcing the part replacement phase of Warranty Enhancement Program ZLE for vehicles exhibiting excessive engine oil consumption.
• 10134490May 14, 2015Engine cooling. DL: As part of our continual efforts to ensure the best in customer satisfaction, Lexus has announced a Warranty Enhancement Program to extend warranty coverage to address customer complaints of Excessive Engine Oil Consumption on certain 2010 ? 2012 HS 250h vehicles equipped with a 2AZ engine. Lexus is now announcing the part replacement phase of Warranty Enhancement Program ZLE for vehicles exhibiting excessive…
• 10132592May 14, 2015Engine. DL: As part of our continual efforts to ensure the best in customer satisfaction, Lexus has announced a Warranty Enhancement Program to extend warranty coverage to address customer complaints of Excessive Engine Oil Consumption on certain 2010 ? 2012 HS 250h vehicles equipped with a 2AZ engine. Lexus is now announcing the part replacement phase of Warranty Enhancement Program ZLE for vehicles exhibiting excessive…
• 10134485May 13, 2015Engine cooling. RL: As part of our continual efforts to ensure the best in customer satisfaction, Lexus has announced a Warranty Enhancement Program to extend warranty coverage to address customer complaints of Excessive Engine Oil Consumption on certain 2010 ? 2012 HS 250h vehicles equipped with a 2AZ engine. Lexus is now announcing the part replacement phase of Warranty Enhancement Program ZLE for vehicles exhibiting excessive…
• 10134473May 13, 2015Equipment. LSB: The procedure in this bulletin is a general guideline on how to properly diagnose the air conditioning system after a component failure. Refer to the applicable Repair Manual for vehicle specific repair procedures and parts.
• 10132587May 13, 2015Engine. RL: As part of our continual efforts to ensure the best in customer satisfaction, Lexus has announced a Warranty Enhancement Program to extend warranty coverage to address customer complaints of Excessive Engine Oil Consumption on certain 2010 ? 2012 HS 250h vehicles equipped with a 2AZ engine. Lexus is now announcing the part replacement phase of Warranty Enhancement Program ZLE for vehicles exhibiting excessive…
• 10132575May 13, 2015Equipment. LSB: The procedure in this bulletin is a general guideline on how to properly diagnose the air conditioning system after a component failure. Refer to the applicable Repair Manual for vehicle specific repair procedures and parts.
• 10058282May 13, 2015Engine. This tsb contains owner letter. See document search button. Lexus 2010-2012 hs 250h vehicles: warranty extension coverage for customer complaints regarding excessive engine oil consumption.
• 10111399Apr 27, 2015Engine cooling. LSB: Some 2010 - 2012 model year HS 250h vehicles equipped with 2AZ-FXE engines may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the Inspection Procedure in this bulletin to confirm this condition.
• 10111206Apr 27, 2015Engine cooling. LSB: Some 2010 - 2012 model year HS 250h vehicles equipped with 2AZ-FXE engines may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the Inspection Procedure in this bulletin to confirm this condition.
• 10111398Apr 10, 2015Electrical system, Equipment. LSB: When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many lubricants, cleaners, and automotive chemicals contain silicone or other compounds that may contaminate electrical contacts, and therefore increase electrical resistance and decrease switch performance. The use of any cleaners or fluids may increase…
• 10111205Apr 10, 2015Electrical system, Equipment. LSB: When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many lubricants, cleaners, and automotive chemicals contain silicone or other compounds that may contaminate electrical contacts, and therefore increase electrical resistance and decrease switch performance. The use of any cleaners or fluids may increase…
• 10111368Feb 27, 2015Equipment. 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 the 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…
• 10111232Feb 27, 2015Equipment. 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 the 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…
• 10111364Feb 23, 2015Engine cooling. LSB: Some 2010 - 2012 model year HS 250h vehicles equipped with the 2AZ-FXE engine may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the following Repair Procedure to address this condition.
• 10111228Feb 23, 2015Engine cooling. LSB: Some 2010 - 2012 model year HS 250h vehicles equipped with the 2AZ-FXE engine may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the following Repair Procedure to address this condition.
• 10205310Feb 13, 2015Engine, Engine cooling. 2az-fxe oil kcoinsumption
• 10111363Feb 13, 2015Engine cooling. LSB: Some 2010 - 2012 model year HS 250h vehicles equipped with the 2AZ-FXE engine may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the following Repair Procedure to address this condition.
• 10111227Feb 13, 2015Engine cooling. LSB: Some 2010 - 2012 model year HS 250h vehicles equipped with the 2AZ-FXE engine may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the following Repair Procedure to address this condition.
• 10076253Feb 13, 2015Engine. 2az fxe oil consumption. Some 2010-2012 model year hs 250h vehicles equipped withthe 2az-fxe engine may exhibit engine oil consumption.
• 10058283Feb 13, 2015Engine. Lexus 2010 hs250h : bulletin information involving equipped vehicles with 2az-fxe engine may experience engine oil consumption.
• 10111362Feb 11, 2015Body and structure. LSB: On some vehicles, when Rapgard is removed, the paint may have a stained appearance. These stains appear to be under the clear coat. The stain patterns are usually under wrinkles in the Rapgard. These wrinkles sometimes trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces, such as the hood, roof, and trunk. Stains can be removed by heating the stained surface to…
• 10111226Feb 11, 2015Body and structure. LSB: On some vehicles, when Rapgard is removed, the paint may have a stained appearance. These stains appear to be under the clear coat. The stain patterns are usually under wrinkles in the Rapgard. These wrinkles sometimes trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces, such as the hood, roof, and trunk. Stains can be removed by heating the stained surface to…
• 10111342Jan 6, 2015Equipment. TT: Customer complains of various Bluetooth connectivity concerns after upgrading to iOS 8.0X. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
• 10111252Jan 6, 2015Equipment, Electrical system. TT: Customer complains of various Bluetooth connectivity concerns after upgrading to iOS 8.0X. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
• 10111341Jan 5, 2015Equipment, Electrical system. TT: Techstream Health Check Results screenshots "Yes" for a Telematics ECU (DCM) Calibration update regardless of whether a calibration update is available or not. The issue is related to the Techstream software and will be corrected in a future Techstream software release.
• 10111251Jan 5, 2015Equipment, Electrical system. TT: Techstream Health Check Results screenshots "Yes" for a Telematics ECU (DCM) Calibration update regardless of whether a calibration update is available or not. The issue is related to the Techstream software and will be corrected in a future Techstream software release.
• 10134208Dec 16, 2014Engine cooling. Dealer Letter: As part of our continual efforts to ensure the best in customer satisfaction, Lexus is preparing a Warranty Enhancement Program to extend warranty coverage to address customer compaints of Excessive Engine Oil Consumption on certain 2010-2012 HS 250h vehicles equipped with a 2AZ engine.
• 10132636Dec 16, 2014Engine. Dealer Letter: As part of our continual efforts to ensure the best in customer satisfaction, Lexus is preparing a Warranty Enhancement Program to extend warranty coverage to address customer compaints of Excessive Engine Oil Consumption on certain 2010-2012 HS 250h vehicles equipped with a 2AZ engine.
• 10134205Dec 15, 2014Engine. Region Letter: As part of our continual efforts to ensure the best in customer satisfaction, Lexus is preparing a Warranty Enhancement Program to extend warranty coverage to address customer compaints of Excessive Engine Oil Consumption on certain 2010-2012 HS 250h vehicles equipped with a 2AZ engine.
• 10132633Dec 15, 2014Engine. Region Letter: As part of our continual efforts to ensure the best in customer satisfaction, Lexus is preparing a Warranty Enhancement Program to extend warranty coverage to address customer compaints of Excessive Engine Oil Consumption on certain 2010-2012 HS 250h vehicles equipped with a 2AZ engine.
• 10134197Dec 12, 2014Engine cooling. TSB: Some 2010-2012 model year HS 250h vehicles equipped with 2AZ-FXE engines may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the Inspection Procedure in this bulletin to confirm this condition.
• 10132345Dec 12, 2014Engine cooling. TSB: Some 2010-2012 model year HS 250h vehicles equipped with 2AZ-FXE engines may exhibit engine oil consumption. The piston assembly has been changed to minimize oil consumption. Use the Inspection Procedure in this bulletin to confirm this condition.
• 10061737Dec 12, 2014Engine. Summary to be provided on a future date.
• 10057799Dec 12, 2014Engine. Lexus 2010-2012 hs250 h: certain vehicles may experience engine oil consumption. *lj rev1 2az fxe engine oil inspection procedure. Updated 08/25/15
• 10205355Nov 25, 2014Transmission and drivetrain. HV Transaxle Repair Components Available
• 10109387Nov 25, 2014Equipment. TSB: The purpose of this general information Service Bulletin is to announce sub-component diagnosis and replacement is now available for the Hybrid Transaxle assembly equipped on 2011 - 2015 model year CT 200h, 2010 - 2012 model year HS 250h, 2006 - 2008 model year RX 400h, and 2010 - 2015 model year RX 450h vehicles.
• 10109384Nov 14, 2014Equipment. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased.
• 10109449Oct 23, 2014Transmission and drivetrain, Electrical system, Equipment. TSB: 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 described in individual Service Bulletins. This bulletin details the Techstream ECU flash reprogramming process and outlines use of the Technical Information System (TIS) and the Calibration Update Wizard (CUW).
• 10109469Oct 13, 2014Equipment, Electrical system. Tech Tip: Customer complains of carious Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
• 10109437Oct 7, 2014Equipment, Transmission and drivetrain. TSB: World Standard (WS) Automatic Transmission Fluid (ATF) was introduced to reduce maintenance costs and increase the mileage between scheduled maintenance checks. Here are some important tips when working with ATF-WS in Lexus vehicles requiring its use.
• 10109433Oct 3, 2014Equipment, Electrical system. TSB: Lexus models equipped with Hard Disk Drive (HDD) Navigation require a Special Service Tool and follow a unique process for updating map, points of interest, and system software. Instead of individual DVDs installed into the vehicle, all Map Data is uploaded directly to the HDD system. Map Data will be released annually through the direct shipment of two Map Data DVDs to each dealership service manager. The…
• 10109468Oct 2, 2014Electrical system, Equipment. Tech Tip: My 2013 Gen 7 navigation systems use a USB SST to update the firmware and map. MY 2014 IS and GX models incorporate a Gen 8 navigation system that uses a USB stick to update the firmware ONLY. Refer to the chart below for a comprehensive list of all current and previously issued USB SSts and their applicability.
• 10109432Oct 2, 2014Equipment, Electrical system. TSB: Certain 2010 ? 2013 model year Lexus models may exhibit one or more of the following conditions: ? Steering wheel volume controls are intermittently inoperative. ? Navigation system region code intermittently will reset to region US9. ? XM NavTraffic® will not function properly after renewing XM traffic subscription. ? Slow response from Bluetooth® address book voice commands. ? Black screen condition after…
• 10205341Oct 1, 2014Equipment. HDD Navigation Program Setup

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