Technical Service Bulletins (TSBs) for the 2023 Prius 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.

    STEERING

    • TSB #T-SB-0120-20 Rev

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10234325

      TSB: Some 2021 ? 2023 model year Toyota vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. 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 »

    ELECTRICAL SYSTEM

    • 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 #T-PANT-2024-001-

      Date Announced:
      FEB 01, 2024
      NHTSA ID:
      #10251744

      PANT: Toyota is pleased to announce to all field and dealer personnel that we have launched a new part number to the Toyota Complete Maintenance Care (TCMC) Program, effective February 1, 2024. 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 #T-SB-0015-23

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10234293

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... Read More »

    • TSB #T-SB-0015-23

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10234340

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... 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 »

    • TSB #23TJ01

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240062

      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 #23TJ01-1

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240063

      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 #23TJ01-2

      Date Announced:
      JUN 15, 2023
      NHTSA ID:
      #10240064

      TI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program 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 »

    STRUCTURE

    • TSB #T-SB-0112-22

      Date Announced:
      DEC 19, 2023
      NHTSA ID:
      #10230375

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... Read More »

    • TSB #T-SB-0015-23

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10234293

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... Read More »

    • TSB #T-SB-0015-23

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10234340

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... 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 »

    BACK OVER PREVENTION:SOFTWARE

    • TSB #TSB-0041-23

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10240070

      TSB: Some 2023 model year GR Corolla, RAV4, RAV4 Hybrid, RAV4 Prime, and Venza Hybrid vehicles with multimedia version older than 1564 may exhibit one or more of the following conditions: ?Head unit rebooting (does not affect backup ... 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 #T-SB-0112-22

      Date Announced:
      DEC 19, 2023
      NHTSA ID:
      #10230375

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... Read More »

    • 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 »

    • TSB #TSB-0041-23

      Date Announced:
      JUN 30, 2023
      NHTSA ID:
      #10240070

      TSB: Some 2023 model year GR Corolla, RAV4, RAV4 Hybrid, RAV4 Prime, and Venza Hybrid vehicles with multimedia version older than 1564 may exhibit one or more of the following conditions: ?Head unit rebooting (does not affect backup ... Read More »

    • TSB #T-SB-0015-23

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10234293

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... Read More »

    • TSB #T-SB-0015-23

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10234340

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and ... 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 »