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Manufacturer communication · Service bulletin

Toyota bulletin T-SB-0107-20 REV2

What it saysOBSOLETE NOTICE February 11, 2025: This bulletin is now obsolete. NHTSA’s full summary ↓

Toyota filed this with NHTSA as a service bulletin dated Feb 12, 2025, received Mar 25, 2025, about the engine — 1 document under this number: T-SB-0107-20 Rev2. It names 40 model years (2021–2024). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

OBSOLETE NOTICE February 11, 2025: This bulletin is now obsolete. Please see T-SB-0021-25.

Manufacturer campaign id T-SB-0107-20 REV2 Kind Service bulletin Manufacturer date Feb 12, 2025 Received by NHTSA Mar 25, 2025 Components Engine

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
T-SB-0107-20 Rev2Service bulletinFeb 12, 202511015882PDF, 612 KB

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

Also filed against model years this site has no page for: 2022 Toyota Redundant 86; 2023 Toyota Redundant 86; 2024 Toyota Redundant 86.

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

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A weekly email, sent only in a week when Toyota files something new with NHTSA for the model you pick — service bulletins, campaigns, warranty extensions, over-the-air notices, every model year. Nothing else is sent; one-click unsubscribe in every message. Separate from recall alerts.

What owners reported

Source: NHTSA complaint database

Owners of the 37 model years this bulletin names have filed 2,903 complaints with NHTSA since 2015. 814 of them name Engine — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.

On the 2023 Toyota Tundra, the 38 owners who gave an odometer reading for Engine reported it at a median of 39,660 miles. That figure is one model year’s, not the whole range this bulletin covers — medians from different model years are not averaged.

Intermittently as I press on the brake, the engine loses power, engine feels like it is going to die and the charge meter on the dash display drops to no charge. Right before the engine dies the engine regains charge on the dash display charge meter and the engine returns to normal. So far the engine has never totally died on me yet

2024 Toyota Crown · Engine · filed with NHTSA Oct 28, 2025 · ODI 11696024

It was around 7pm. It was raining & wipers were on. Auto stop/start setting is on. I was at a stop light waiting to turn left. The light turns green and I try to go, but the engine stalled. I was unable to move forward into the lane, and turn the wheel. A sign on the dashboard showed up saying "engine stopped, steering power low".

2022 Toyota Corolla Cross · Engine · filed with NHTSA May 29, 2025 · ODI 11663820

The contact owns a 2024 Toyota Grand Highlander Hybrid. The contact stated while accelerating from a complete stop, the vehicle failed to respond within 2-3 seconds and was nearly T-boned by another vehicle. The contact stated that the failure had been recurring intermittently while accelerating from a complete stop.

2024 Toyota Grand Highlander · Engine · filed with NHTSA Jun 18, 2025 · ODI 11667636

In depth: 2023 Toyota Corolla Cross engine problems → · 2024 Toyota Tundra engine problems → · 2023 Toyota Tundra engine problems → · 2022 Toyota Tundra engine problems →

A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.

More bulletins about the engine

Source: same model, same component group

68 other manufacturer communications filed against these Toyota models under the same component group (engine), newest first. The eight newest are listed; the rest are on the Toyota list.

NumberKindDatedNHTSA’s summary
T-SB-0110-20 OBSOLETEService bulletinAug 20, 2026OBSOLETE NOTICE August 20, 2026: This bulletin is now obsolete. Please see T-SB-0051-26.
T-SB-0051-26Service bulletinAug 20, 2026This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV) Ni-MH and Li-ion batteries.
24TE04Warranty extensionAug 11, 2026This Customer Support Program provides coverage as it applies to Flow Shut-off Valve Coolant Leak on Certain 2019-2021 Avalon & Avalon HV, 2…
26TE03Warranty extensionMay 7, 2026Although the Mirai Electric Heater Assemblies are covered by Toyota’s New Vehicle Limited Warranty for 3 years or 36,000 miles…
T-TT-0801-26Service bulletinApr 16, 2026Some Customers for the listed vehicles may have complaint of the following: unable to charge the vehicle using the supplied level 1 or 2 cha…
T-SB-0104-21 OBSOLETEService bulletinFeb 27, 2026OBSOLETE NOTICE February 27, 2026: This bulletin is no longer applicable and is now obsolete.
T-SB-0119-15 REV2Service bulletinFeb 13, 2026OBSOLETE NOTICE February 13, 2026: This bulletin is now obsolete. Please see T-SB-0009-26.
T-SB-0009-26Service bulletinFeb 13, 2026This bulletin includes basic procedures for performing a rescue charge on Ni-MH high voltage (HV) batteries. This bulletin should be used in…

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Toyota, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Toyota T-SB-0107-20 REV2 a recall?

No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the T-SB-0107-20 REV2 repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way. Every Toyota warranty extension on file lists the ones Toyota has filed.

Which vehicles does T-SB-0107-20 REV2 cover?

The manufacturer filed it against 40 model years: 2024 Toyota Corolla, 2023 Toyota Corolla, 2024 Toyota Corolla Cross, 2023 Toyota Corolla Cross, 2022 Toyota Corolla Cross, 2024 Toyota Crown and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.