Technical Service Bulletins (TSBs) for the 2023 Crown are official communications between Toyota & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    SUSPENSION

    • TSB #T-SB-0001-24 Rev

      Date Announced:
      MAR 18, 2024
      NHTSA ID:
      #10253240

      TSB: Some 2023 model year Crown Platinum vehicles may exhibit a vibration or shudder sensation from the transaxle in Drive and/or Reverse at speeds under 8 mph. This condition is present only when the internal combustion engine is engaged. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #T-PANT-2024-004-

      Date Announced:
      MAR 04, 2024
      NHTSA ID:
      #10253223

      This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the Toyota Complete Maintenance Care (TCMC) website. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

    • TSB #T-PANT-2024-004-

      Date Announced:
      MAR 04, 2024
      NHTSA ID:
      #10253223

      This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the Toyota Complete Maintenance Care (TCMC) website. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE

    • TSB #T-SB-0107-20

      Date Announced:
      JUL 25, 2023
      NHTSA ID:
      #10241404

      TSB: Flash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    POWER TRAIN

    • TSB #TSB010123

      Date Announced:
      DEC 20, 2024
      NHTSA ID:
      #10249329

      TSB: Some 2023 model year Crown vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P2C9000 (Crankcase Ventilation System - Hose A Disconnected) present without any related hoses disconnected. Read More »

    • TSB #TTT074023A

      Date Announced:
      DEC 20, 2024
      NHTSA ID:
      #10249330

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    • TSB #TTT074023

      Date Announced:
      DEC 12, 2023
      NHTSA ID:
      #10249318

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    • TSB #T-TT-0740-23 Rev

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10245453

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

    • TSB #TSB010123

      Date Announced:
      DEC 20, 2024
      NHTSA ID:
      #10249329

      TSB: Some 2023 model year Crown vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P2C9000 (Crankcase Ventilation System - Hose A Disconnected) present without any related hoses disconnected. Read More »

    • TSB #TSB009123

      Date Announced:
      NOV 14, 2023
      NHTSA ID:
      #10247806

      TSB: Some 2023 model year Crown vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P024313 (Turbocharger/wastegate solenoid ?A? circuit open) present. Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #T-TT-0740-23 Rev

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10245453

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    ELECTRICAL SYSTEM

    • TSB #TSB010123

      Date Announced:
      DEC 20, 2024
      NHTSA ID:
      #10249329

      TSB: Some 2023 model year Crown vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P2C9000 (Crankcase Ventilation System - Hose A Disconnected) present without any related hoses disconnected. Read More »

    • TSB #TTT074023A

      Date Announced:
      DEC 20, 2024
      NHTSA ID:
      #10249330

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    • TSB #T-SB-0014-24

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253231

      TSB: Some 2023 model year Crown vehicles may exhibit a delay and/or reduction in output of warm air from the HVAC system while the vehicle engine is at normal operating temperatures (over 170?F). Read More »

    • TSB #T-SB-0013-24

      Date Announced:
      MAR 04, 2024
      NHTSA ID:
      #10253225

      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 and can never be reused. Read More »

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    • TSB #TTT074023

      Date Announced:
      DEC 12, 2023
      NHTSA ID:
      #10249318

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    • TSB #23TJ01A

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247822

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #23TJ01P4B

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247823

      RL: The supply of Smart Keys available for Toyota vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Read More »

    • TSB #TSB008523A

      Date Announced:
      NOV 17, 2023
      NHTSA ID:
      #10247820

      TSB: Some 2016 ? 2023 model year Toyota vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32?F or 0?C). Read More »

    • TSB #TSB009123

      Date Announced:
      NOV 14, 2023
      NHTSA ID:
      #10247806

      TSB: Some 2023 model year Crown vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P024313 (Turbocharger/wastegate solenoid ?A? circuit open) present. Read More »

    • TSB #TSB008523

      Date Announced:
      NOV 01, 2023
      NHTSA ID:
      #10247796

      TSB: Some 2016 ? 2023 model year Toyota vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32?F or 0?C). Read More »

    • TSB #T-TT-0740-23 Rev

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10245453

      TT: Some 2023MY Crown Platinum grade ONLY may require a transaxle and transmission control module (TCU) replacement for low-speed vibration from Transaxle and/or DTC for P084000/P084087. Read More »

    • TSB #T-TT-0730-23

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10236186

      TT: Vehicle may exhibit one or all in combination of the following DTC U115687 or U11B900 or U11B987 or U11BF87 shortly after short pin installed during PDS/PDI. Read More »

    ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

    • TSB #23TJ01_P5_Dealer

      Date Announced:
      DEC 21, 2024
      NHTSA ID:
      #10248821

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #23TJ01P5_RL_Publ

      Date Announced:
      DEC 21, 2024
      NHTSA ID:
      #10248822

      RL: The supply of Smart Keys available for Toyota vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Read More »

    • TSB #23TJ01P5_TI_Publ

      Date Announced:
      DEC 21, 2024
      NHTSA ID:
      #10248823

      TI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23TJ01_P5_Dealer

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253234

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #Toyota Second Ke

      Date Announced:
      MAR 12, 2024
      NHTSA ID:
      #10253235

      The table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated during each phase launch and as more details become available. Read More »

    • TSB #Dealer Packet

      Date Announced:
      JAN 31, 2024
      NHTSA ID:
      #10251080

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #Current Phase Ti

      Date Announced:
      JAN 31, 2024
      NHTSA ID:
      #10251081

      The table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated during each phase launch and as more details become available. Read More »

    • TSB #Dealer Letter

      Date Announced:
      JAN 03, 2024
      NHTSA ID:
      #10251065

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #23TJ01A

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247822

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #23TJ01P4B

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247823

      RL: The supply of Smart Keys available for Toyota vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Read More »

    • TSB #23TJ01P4C

      Date Announced:
      NOV 21, 2023
      NHTSA ID:
      #10247824

      TI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23TJ01

      Date Announced:
      NOV 15, 2023
      NHTSA ID:
      #10247809

      TI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23TJ01_P3_Dealer

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10245458

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #23TJ01P3_TI_fina

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10245459

      TI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program Multiple Models and Model Years Read More »

    • TSB #23TJ01P3_RL_fina

      Date Announced:
      OCT 11, 2023
      NHTSA ID:
      #10245455

      RL: The supply of Smart Keys available for Toyota vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Read More »

    ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT

    • TSB #TSB008523A

      Date Announced:
      NOV 17, 2023
      NHTSA ID:
      #10247820

      TSB: Some 2016 ? 2023 model year Toyota vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32?F or 0?C). Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS

    • TSB #TSB005823

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10244115

      TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Read More »

    AIR BAGS

    • TSB #TSB003220

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244113

      TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the ... Read More »

    VEHICLE SPEED CONTROL

    • TSB #TSB003220

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244113

      TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the ... Read More »

    WHEELS

    • TSB #T-SB-0042-23

      Date Announced:
      JUL 03, 2023
      NHTSA ID:
      #10241387

      TSB: Some 2023 ? 2024 model year Toyota vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. Read More »

    LANE DEPARTURE

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • TSB #TTT073723

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244111

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »

    EQUIPMENT

    • TSB #TSB003220

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244113

      TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the ... Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #T-TT-0734-23

      Date Announced:
      MAY 01, 2023
      NHTSA ID:
      #10238126

      TT: When setting up the Toyota Audio Multimedia (21MM) user profile, if the QR code is not working please use the following recommendations. Read More »

    UNKNOWN OR OTHER

    • TSB #23TJ01_P5_Dealer

      Date Announced:
      MAR 01, 2024
      NHTSA ID:
      #10253219

      DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. Read More »

    • TSB #23TJ01 Current P

      Date Announced:
      MAR 01, 2024
      NHTSA ID:
      #10253220

      The table describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated during each phase launch and as more details become available. Read More »

    • TSB #TTT073723

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244111

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »