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Technical Service Bulletins of the 2023 Toyota Highlander

There have been 15 technical service bulletins issued for the 2023 Toyota Highlander.

1 2023 Toyota Highlander equipment:electrical:infotainment TSB (Bulletin T-SB-0015-24)

Bulletin Date:	Mar. 18, 2024
Component:	Equipment:electrical:infotainment.
Bulletin Summary:	TSB: a head unit software update is now available for 2023 model year corolla cross, corolla cross hybrid, highlander, highlander hybrid, and mirai vehicles equipped with Toyota multimedia (earlier than version 2050). This software update I
Vehicles covered in this TSB:	2023 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2023 Toyota Highlander, 2023 Toyota Highlander Hybrid, 2023 Toyota Mirai.

2 2023 Toyota Highlander equipment:electrical:infotainment:software TSB (Bulletin T-SB-0015-24)

Bulletin Date:	Mar. 18, 2024
Component:	Equipment:electrical:infotainment:software.
Bulletin Summary:	TSB: a head unit software update is now available for 2023 model year corolla cross, corolla cross hybrid, highlander, highlander hybrid, and mirai vehicles equipped with Toyota multimedia (earlier than version 2050). This software update I
Vehicles covered in this TSB:	2023 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2023 Toyota Highlander, 2023 Toyota Highlander Hybrid, 2023 Toyota Mirai.

3 2023 Toyota Highlander electrical system:ignition:anti-theft:immobilizer/proximity:key/sender TSB (Bulletin 23TJ01_P5_Dealer)

Bulletin Date:	Mar. 12, 2024
Component:	Electrical system:ignition:anti-theft:immobilizer/proximity:key/sender.
Bulletin Summary:	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. The affected vehicles were delivered with one (1) Smart key and a s
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota Bz4x, 2024 Toyota Bz4x, 2022 Toyota C-hr, 2023 Toyota Camry, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Grand Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2022 Toyota Mirai, 2023 Toyota Mirai, 2022 Toyota Prius, 2023 Toyota Prius, 2024 Toyota Prius, 2022 Toyota Prius Prime, 2023 Toyota Prius Prime, 2024 Toyota Prius Prime, 2022 Toyota RAV4, 2023 Toyota RAV4, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Prime, 2024 Toyota Rav4 Prime, 2023 Toyota Sequoia, 2024 Toyota Sequoia, 2023 Toyota Sienna, 2024 Toyota Sienna, 2022 Toyota Tundra, 2023 Toyota Tundra, 2024 Toyota Tundra, 2022 Toyota Tundra Hybrid, 2023 Toyota Tundra Hybrid, 2024 Toyota Tundra Hybrid, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

4 2023 Toyota Highlander electrical system:ignition:anti-theft:immobilizer/proximity:key/sender TSB (Bulletin Toyota Second Ke)

Bulletin Date:	Mar. 12, 2024
Component:	Electrical system:ignition:anti-theft:immobilizer/proximity:key/sender.
Bulletin Summary:	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.
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota Bz4x, 2024 Toyota Bz4x, 2022 Toyota C-hr, 2023 Toyota Camry, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Grand Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2022 Toyota Mirai, 2023 Toyota Mirai, 2022 Toyota Prius, 2023 Toyota Prius, 2024 Toyota Prius, 2022 Toyota Prius Prime, 2023 Toyota Prius Prime, 2024 Toyota Prius Prime, 2022 Toyota RAV4, 2023 Toyota RAV4, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Prime, 2024 Toyota Rav4 Prime, 2023 Toyota Sequoia, 2024 Toyota Sequoia, 2023 Toyota Sienna, 2024 Toyota Sienna, 2022 Toyota Tundra, 2023 Toyota Tundra, 2024 Toyota Tundra, 2022 Toyota Tundra Hybrid, 2023 Toyota Tundra Hybrid, 2024 Toyota Tundra Hybrid, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

5 2023 Toyota Highlander service brakes, hydraulic TSB (Bulletin TSB010421)

Bulletin Date:	Feb. 15, 2024
Component:	Service brakes, hydraulic.
Bulletin Summary:	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. ?an ?oil pressure low? warning message
Vehicles covered in this TSB:	2019 Toyota Avalon, 2020 Toyota Avalon, 2021 Toyota Avalon, 2022 Toyota Avalon, 2019 Toyota Avalon Hybrid, 2020 Toyota Avalon Hybrid, 2021 Toyota Avalon Hybrid, 2022 Toyota Avalon Hybrid, 2018 Toyota Camry, 2019 Toyota Camry, 2020 Toyota Camry, 2021 Toyota Camry, 2022 Toyota Camry, 2023 Toyota Camry, 2024 Toyota Camry, 2019 Toyota Camry Hybrid, 2020 Toyota Camry Hybrid, 2021 Toyota Camry Hybrid, 2022 Toyota Camry Hybrid, 2023 Toyota Camry Hybrid, 2024 Toyota Camry Hybrid, 2020 Toyota Corolla, 2021 Toyota Corolla, 2022 Toyota Corolla, 2023 Toyota Corolla, 2024 Toyota Corolla, 2022 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2024 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2024 Toyota Corolla Cross Hybrid, 2019 Toyota Corolla Hatchback, 2020 Toyota Corolla Hatchback, 2021 Toyota Corolla Hatchback, 2022 Toyota Corolla Hatchback, 2023 Toyota Corolla Hatchback, 2024 Toyota Corolla Hatchback, 2020 Toyota Corolla Hybrid, 2021 Toyota Corolla Hybrid, 2022 Toyota Corolla Hybrid, 2023 Toyota Corolla Hybrid, 2024 Toyota Corolla Hybrid, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Grand Highlander, 2024 Toyota Grand Highlander Hybrid, 2020 Toyota Highlander, 2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2024 Toyota Highlander, 2020 Toyota Highlander Hybrid, 2021 Toyota Highlander Hybrid, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2024 Toyota Highlander Hybrid, 2023 Toyota Prius, 2024 Toyota Prius, 2023 Toyota Prius Prime, 2024 Toyota Prius Prime, 2019 Toyota RAV4, 2020 Toyota RAV4, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2024 Toyota RAV4, 2019 Toyota Rav4 Hybrid, 2020 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Hybrid, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2024 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Prime, 2022 Toyota Rav4 Prime, 2023 Toyota Rav4 Prime, 2024 Toyota Rav4 Prime, 2023 Toyota Sequoia Hybrid, 2024 Toyota Sequoia Hybrid, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2024 Toyota Sienna, 2021 Toyota Sienna Hybrid, 2022 Toyota Sienna Hybrid, 2023 Toyota Sienna Hybrid, 2024 Toyota Sienna Hybrid, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza, 2024 Toyota Venza, 2021 Toyota Venza Hybrid, 2022 Toyota Venza Hybrid, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

6 2023 Toyota Highlander cooling system TSB (Bulletin TSB010421)

Bulletin Date:	Feb. 15, 2024
Component:	Cooling system.
Bulletin Summary:	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. ?an ?oil pressure low? warning message
Vehicles covered in this TSB:	2019 Toyota Avalon, 2020 Toyota Avalon, 2021 Toyota Avalon, 2022 Toyota Avalon, 2019 Toyota Avalon Hybrid, 2020 Toyota Avalon Hybrid, 2021 Toyota Avalon Hybrid, 2022 Toyota Avalon Hybrid, 2018 Toyota Camry, 2019 Toyota Camry, 2020 Toyota Camry, 2021 Toyota Camry, 2022 Toyota Camry, 2023 Toyota Camry, 2024 Toyota Camry, 2019 Toyota Camry Hybrid, 2020 Toyota Camry Hybrid, 2021 Toyota Camry Hybrid, 2022 Toyota Camry Hybrid, 2023 Toyota Camry Hybrid, 2024 Toyota Camry Hybrid, 2020 Toyota Corolla, 2021 Toyota Corolla, 2022 Toyota Corolla, 2023 Toyota Corolla, 2024 Toyota Corolla, 2022 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2024 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2024 Toyota Corolla Cross Hybrid, 2019 Toyota Corolla Hatchback, 2020 Toyota Corolla Hatchback, 2021 Toyota Corolla Hatchback, 2022 Toyota Corolla Hatchback, 2023 Toyota Corolla Hatchback, 2024 Toyota Corolla Hatchback, 2020 Toyota Corolla Hybrid, 2021 Toyota Corolla Hybrid, 2022 Toyota Corolla Hybrid, 2023 Toyota Corolla Hybrid, 2024 Toyota Corolla Hybrid, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Grand Highlander, 2024 Toyota Grand Highlander Hybrid, 2020 Toyota Highlander, 2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2024 Toyota Highlander, 2020 Toyota Highlander Hybrid, 2021 Toyota Highlander Hybrid, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2024 Toyota Highlander Hybrid, 2023 Toyota Prius, 2024 Toyota Prius, 2023 Toyota Prius Prime, 2024 Toyota Prius Prime, 2019 Toyota RAV4, 2020 Toyota RAV4, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2024 Toyota RAV4, 2019 Toyota Rav4 Hybrid, 2020 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Hybrid, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2024 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Prime, 2022 Toyota Rav4 Prime, 2023 Toyota Rav4 Prime, 2024 Toyota Rav4 Prime, 2023 Toyota Sequoia Hybrid, 2024 Toyota Sequoia Hybrid, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2024 Toyota Sienna, 2021 Toyota Sienna Hybrid, 2022 Toyota Sienna Hybrid, 2023 Toyota Sienna Hybrid, 2024 Toyota Sienna Hybrid, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza, 2024 Toyota Venza, 2021 Toyota Venza Hybrid, 2022 Toyota Venza Hybrid, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

7 2023 Toyota Highlander electrical system TSB (Bulletin TSB010421)

Bulletin Date:	Feb. 15, 2024
Component:	Electrical system.
Bulletin Summary:	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. ?an ?oil pressure low? warning message
Vehicles covered in this TSB:	2019 Toyota Avalon, 2020 Toyota Avalon, 2021 Toyota Avalon, 2022 Toyota Avalon, 2019 Toyota Avalon Hybrid, 2020 Toyota Avalon Hybrid, 2021 Toyota Avalon Hybrid, 2022 Toyota Avalon Hybrid, 2018 Toyota Camry, 2019 Toyota Camry, 2020 Toyota Camry, 2021 Toyota Camry, 2022 Toyota Camry, 2023 Toyota Camry, 2024 Toyota Camry, 2019 Toyota Camry Hybrid, 2020 Toyota Camry Hybrid, 2021 Toyota Camry Hybrid, 2022 Toyota Camry Hybrid, 2023 Toyota Camry Hybrid, 2024 Toyota Camry Hybrid, 2020 Toyota Corolla, 2021 Toyota Corolla, 2022 Toyota Corolla, 2023 Toyota Corolla, 2024 Toyota Corolla, 2022 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2024 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2024 Toyota Corolla Cross Hybrid, 2019 Toyota Corolla Hatchback, 2020 Toyota Corolla Hatchback, 2021 Toyota Corolla Hatchback, 2022 Toyota Corolla Hatchback, 2023 Toyota Corolla Hatchback, 2024 Toyota Corolla Hatchback, 2020 Toyota Corolla Hybrid, 2021 Toyota Corolla Hybrid, 2022 Toyota Corolla Hybrid, 2023 Toyota Corolla Hybrid, 2024 Toyota Corolla Hybrid, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Grand Highlander, 2024 Toyota Grand Highlander Hybrid, 2020 Toyota Highlander, 2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2024 Toyota Highlander, 2020 Toyota Highlander Hybrid, 2021 Toyota Highlander Hybrid, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2024 Toyota Highlander Hybrid, 2023 Toyota Prius, 2024 Toyota Prius, 2023 Toyota Prius Prime, 2024 Toyota Prius Prime, 2019 Toyota RAV4, 2020 Toyota RAV4, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2024 Toyota RAV4, 2019 Toyota Rav4 Hybrid, 2020 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Hybrid, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2024 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Prime, 2022 Toyota Rav4 Prime, 2023 Toyota Rav4 Prime, 2024 Toyota Rav4 Prime, 2023 Toyota Sequoia Hybrid, 2024 Toyota Sequoia Hybrid, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2024 Toyota Sienna, 2021 Toyota Sienna Hybrid, 2022 Toyota Sienna Hybrid, 2023 Toyota Sienna Hybrid, 2024 Toyota Sienna Hybrid, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza, 2024 Toyota Venza, 2021 Toyota Venza Hybrid, 2022 Toyota Venza Hybrid, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

8 2023 Toyota Highlander lane departure TSB (Bulletin TSB010421)

Bulletin Date:	Feb. 15, 2024
Component:	Lane departure.
Bulletin Summary:	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. ?an ?oil pressure low? warning message
Vehicles covered in this TSB:	2019 Toyota Avalon, 2020 Toyota Avalon, 2021 Toyota Avalon, 2022 Toyota Avalon, 2019 Toyota Avalon Hybrid, 2020 Toyota Avalon Hybrid, 2021 Toyota Avalon Hybrid, 2022 Toyota Avalon Hybrid, 2018 Toyota Camry, 2019 Toyota Camry, 2020 Toyota Camry, 2021 Toyota Camry, 2022 Toyota Camry, 2023 Toyota Camry, 2024 Toyota Camry, 2019 Toyota Camry Hybrid, 2020 Toyota Camry Hybrid, 2021 Toyota Camry Hybrid, 2022 Toyota Camry Hybrid, 2023 Toyota Camry Hybrid, 2024 Toyota Camry Hybrid, 2020 Toyota Corolla, 2021 Toyota Corolla, 2022 Toyota Corolla, 2023 Toyota Corolla, 2024 Toyota Corolla, 2022 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2024 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2024 Toyota Corolla Cross Hybrid, 2019 Toyota Corolla Hatchback, 2020 Toyota Corolla Hatchback, 2021 Toyota Corolla Hatchback, 2022 Toyota Corolla Hatchback, 2023 Toyota Corolla Hatchback, 2024 Toyota Corolla Hatchback, 2020 Toyota Corolla Hybrid, 2021 Toyota Corolla Hybrid, 2022 Toyota Corolla Hybrid, 2023 Toyota Corolla Hybrid, 2024 Toyota Corolla Hybrid, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Grand Highlander, 2024 Toyota Grand Highlander Hybrid, 2020 Toyota Highlander, 2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2024 Toyota Highlander, 2020 Toyota Highlander Hybrid, 2021 Toyota Highlander Hybrid, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2024 Toyota Highlander Hybrid, 2023 Toyota Prius, 2024 Toyota Prius, 2023 Toyota Prius Prime, 2024 Toyota Prius Prime, 2019 Toyota RAV4, 2020 Toyota RAV4, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2024 Toyota RAV4, 2019 Toyota Rav4 Hybrid, 2020 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Hybrid, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2024 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Prime, 2022 Toyota Rav4 Prime, 2023 Toyota Rav4 Prime, 2024 Toyota Rav4 Prime, 2023 Toyota Sequoia Hybrid, 2024 Toyota Sequoia Hybrid, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2024 Toyota Sienna, 2021 Toyota Sienna Hybrid, 2022 Toyota Sienna Hybrid, 2023 Toyota Sienna Hybrid, 2024 Toyota Sienna Hybrid, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza, 2024 Toyota Venza, 2021 Toyota Venza Hybrid, 2022 Toyota Venza Hybrid, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

9 2023 Toyota Highlander exhaust system emission control TSB (Bulletin TSB-0033-23)

Bulletin Date:	Jun. 8, 2023
Component:	Exhaust system emission control.
Bulletin Summary:	TSB: some 2020 ? 2023 model year highlander hybrid and 2021 ? 2023 model year rav4 hybrid, rav4 prime, sienna hybrid, and venza hybrid vehicles may exhibit a mil on condition with one or both of the following diagnostic trouble codes (dtcs)
Vehicles covered in this TSB:	2020 Toyota Highlander, 2021 Toyota Highlander, 2023 Toyota Highlander, 2020 Toyota Highlander Hybrid, 2021 Toyota Highlander Hybrid, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2021 Toyota Rav4 Hybrid, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Prime, 2022 Toyota Rav4 Prime, 2023 Toyota Rav4 Prime, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2021 Toyota Sienna Hybrid, 2022 Toyota Sienna Hybrid, 2023 Toyota Sienna Hybrid, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza, 2021 Toyota Venza Hybrid, 2022 Toyota Venza Hybrid, 2023 Toyota Venza Hybrid.

10 2023 Toyota Highlander gasoline fuel system TSB (Bulletin TSB-0033-23)

Bulletin Date:	Jun. 8, 2023
Component:	Gasoline fuel system.
Bulletin Summary:	TSB: some 2020 ? 2023 model year highlander hybrid and 2021 ? 2023 model year rav4 hybrid, rav4 prime, sienna hybrid, and venza hybrid vehicles may exhibit a mil on condition with one or both of the following diagnostic trouble codes (dtcs)
Vehicles covered in this TSB:	2020 Toyota Highlander, 2021 Toyota Highlander, 2023 Toyota Highlander, 2020 Toyota Highlander Hybrid, 2021 Toyota Highlander Hybrid, 2022 Toyota Highlander Hybrid, 2023 Toyota Highlander Hybrid, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2021 Toyota Rav4 Hybrid, 2022 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Hybrid, 2021 Toyota Rav4 Prime, 2022 Toyota Rav4 Prime, 2023 Toyota Rav4 Prime, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2021 Toyota Sienna Hybrid, 2022 Toyota Sienna Hybrid, 2023 Toyota Sienna Hybrid, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza, 2021 Toyota Venza Hybrid, 2022 Toyota Venza Hybrid, 2023 Toyota Venza Hybrid.

11 2023 Toyota Highlander radio/tape deck/cd TSB (Bulletin T-TT-0734-23)

Bulletin Date:	May. 1, 2023
Component:	Radio/tape deck/cd.
Bulletin Summary:	Tt: when setting up the Toyota audio multimedia (21mm) user profile, if the qr code is not working please use the following recommendations.
Vehicles covered in this TSB:	2023 Toyota Bz4x, 2024 Toyota Bz4x, 2023 Toyota Corolla, 2022 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2024 Toyota Corolla Cross, 2023 Toyota Corolla Cross Hybrid, 2024 Toyota Corolla Cross Hybrid, 2023 Toyota Corolla Hatchback, 2024 Toyota Corolla Hatchback, 2023 Toyota Corolla Hybrid, 2024 Toyota Corolla Hybrid, 2023 Toyota Crown, 2024 Toyota Crown, 2024 Toyota Gr Corolla, 2024 Toyota Grand Highlander, 2024 Toyota Grand Highlander Hybrid, 2023 Toyota Highlander, 2023 Toyota Highlander Hybrid, 2024 Toyota Highlander Hybrid, 2023 Toyota RAV4, 2023 Toyota Rav4 Hybrid, 2024 Toyota Rav4 Hybrid, 2023 Toyota Rav4 Prime, 2023 Toyota Sequoia, 2023 Toyota Sequoia Hybrid, 2024 Toyota Sequoia Hybrid, 2022 Toyota Tundra, 2023 Toyota Tundra, 2024 Toyota Tundra, 2023 Toyota Tundra Hybrid, 2024 Toyota Tundra Hybrid, 2023 Toyota Venza, 2023 Toyota Venza Hybrid, 2024 Toyota Venza Hybrid.

12 2023 Toyota Highlander engine and engine cooling:engine:hard parts internal/mechanical TSB (Bulletin T-TT-0699-22 Rev)

Bulletin Date:	Mar. 27, 2023
Component:	Engine and engine cooling:engine:hard parts internal/mechanical.
Bulletin Summary:	Tt: some model year 2018-2023 vehicles equipped with a25a-fks/fxs or m20a-fks/fxs engines may display the following message ?engine maintenance required visit your dealer? on the combination meter
Vehicles covered in this TSB:	2018 Toyota Avalon, 2019 Toyota Avalon, 2020 Toyota Avalon, 2021 Toyota Avalon, 2022 Toyota Avalon, 2018 Toyota Camry, 2019 Toyota Camry, 2020 Toyota Camry, 2021 Toyota Camry, 2022 Toyota Camry, 2023 Toyota Camry, 2018 Toyota Corolla, 2019 Toyota Corolla, 2020 Toyota Corolla, 2021 Toyota Corolla, 2022 Toyota Corolla, 2023 Toyota Corolla, 2022 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2019 Toyota Corolla Hatchback, 2020 Toyota Corolla Hatchback, 2021 Toyota Corolla Hatchback, 2020 Toyota Highlander, 2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2019 Toyota RAV4, 2020 Toyota RAV4, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna, 2021 Toyota Venza, 2022 Toyota Venza, 2023 Toyota Venza.

13 2023 Toyota Highlander engine and engine cooling TSB (Bulletin T-TT-0726-23)

Bulletin Date:	Mar. 23, 2023
Component:	Engine and engine cooling.
Bulletin Summary:	Tt: some 2021 - 2023 highlander hv, rav4 hv and sienna hv vehicles equipped with rear motor generator, mgr (q610), may duplicate an abnormal noise (drone, growl, humming, and/or other) from the mgr at various vehicle speeds and normal drive
Vehicles covered in this TSB:	2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna.

14 2023 Toyota Highlander back over prevention TSB (Bulletin T-TT-0726-23)

Bulletin Date:	Mar. 23, 2023
Component:	Back over prevention.
Bulletin Summary:	Tt: some 2021 - 2023 highlander hv, rav4 hv and sienna hv vehicles equipped with rear motor generator, mgr (q610), may duplicate an abnormal noise (drone, growl, humming, and/or other) from the mgr at various vehicle speeds and normal drive
Vehicles covered in this TSB:	2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna.

15 2023 Toyota Highlander engine and engine cooling TSB (Bulletin T-TT-0723-23)

Bulletin Date:	Mar. 20, 2023
Component:	Engine and engine cooling.
Bulletin Summary:	Tt: some 2021 to 2023 my vehicles equipped rear motor generator, mgr (q610) may experience an oil leak concern. This issue is currently under investigation
Vehicles covered in this TSB:	2021 Toyota Highlander, 2022 Toyota Highlander, 2023 Toyota Highlander, 2021 Toyota RAV4, 2022 Toyota RAV4, 2023 Toyota RAV4, 2021 Toyota Sienna, 2022 Toyota Sienna, 2023 Toyota Sienna.

16 2023 Toyota Highlander equipment TSB (Bulletin T-SB-0104-22)

Bulletin Date:	Nov. 28, 2022
Component:	Equipment.
Bulletin Summary:	TSB: a battery in a stored vehicle is subject to conditions that can reduce its performance and service life. These conditions include storage period, temperature, parasitic drain, and battery load. Because of these factors, battery inspect
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota 86, 2023 Toyota Bz4x, 2023 Toyota Camry, 2023 Toyota Corolla, 2023 Toyota Highlander, 2023 Toyota Mirai, 2023 Toyota Sequoia, 2023 Toyota Sienna, 2023 Toyota Supra, 2023 Toyota Tacoma, 2023 Toyota Tundra, 2023 Toyota Venza Hybrid.

17 2023 Toyota Highlander wheels TSB (Bulletin T-SB-0105-22)

Bulletin Date:	Nov. 28, 2022
Component:	Wheels.
Bulletin Summary:	TSB: during the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinished before vehicle delivery, it is important that the tires
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota 86, 2023 Toyota Bz4x, 2023 Toyota Camry, 2023 Toyota Corolla, 2023 Toyota Highlander, 2023 Toyota Mirai, 2023 Toyota Sequoia, 2023 Toyota Sienna, 2023 Toyota Supra, 2023 Toyota Tacoma, 2023 Toyota Tundra, 2023 Toyota Venza Hybrid.

18 2023 Toyota Highlander trailer hitches TSB (Bulletin T-SB-0105-22)

Bulletin Date:	Nov. 28, 2022
Component:	Trailer hitches.
Bulletin Summary:	TSB: during the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinished before vehicle delivery, it is important that the tires
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota 86, 2023 Toyota Bz4x, 2023 Toyota Camry, 2023 Toyota Corolla, 2023 Toyota Highlander, 2023 Toyota Mirai, 2023 Toyota Sequoia, 2023 Toyota Sienna, 2023 Toyota Supra, 2023 Toyota Tacoma, 2023 Toyota Tundra, 2023 Toyota Venza Hybrid.

19 2023 Toyota Highlander communication TSB (Bulletin T-SB-0032-22 Obs)

Bulletin Date:	Nov. 28, 2022
Component:	Communication.
Bulletin Summary:	Obsolete notice November 28, 2022: this bulletin is now obsolete. Please see t-sb-0104-22.
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota 86, 2023 Toyota Bz4x, 2023 Toyota Camry, 2023 Toyota Corolla, 2023 Toyota Highlander, 2023 Toyota Mirai, 2023 Toyota Sequoia, 2023 Toyota Sienna, 2023 Toyota Supra, 2023 Toyota Tacoma, 2023 Toyota Tundra, 2023 Toyota Venza Hybrid.

20 2023 Toyota Highlander communication TSB (Bulletin T-SB-0031-22 Obs)

Bulletin Date:	Nov. 28, 2022
Component:	Communication.
Bulletin Summary:	Obsolete notice November 28, 2022: this bulletin is now obsolete. Please see t-sb-0105-22
Vehicles covered in this TSB:	2023 Toyota 4runner, 2023 Toyota 86, 2023 Toyota Bz4x, 2023 Toyota Camry, 2023 Toyota Corolla, 2023 Toyota Highlander, 2023 Toyota Mirai, 2023 Toyota Sequoia, 2023 Toyota Sienna, 2023 Toyota Supra, 2023 Toyota Tacoma, 2023 Toyota Tundra, 2023 Toyota Venza Hybrid.

Also see Common problems of Toyota Highlander.

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