TSB T-SB-0112-24 — Toyota Service bulletin
T-SB-0112-24 is a service bulletin on file with NHTSA for 4 Toyota models, 2018–2021 model years, filed and re-filed as 3 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Some 2018 – 2021 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit a condition in which an “Engine Maintenance Required” message is displayed in the Multi-Information Display (MID). Additionally, the vehicle will exhibit DTC(s)…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years T-SB-0112-24 names
| Vehicle | Model years |
|---|---|
| Toyota Avalon | 2021 |
| Toyota Camry | 2018, 2019, 2020, 2021 |
| Toyota Corolla | 2019, 2020, 2021 |
| Toyota RAV4 | 2019, 2020, 2021 |
Every document filed under T-SB-0112-24
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| T-SB-0112-24 Rev2 | June 19, 2025 | Service bulletin |
| T-SB-0112-24 Rev1 | January 5, 2025 | Service bulletin |
| T-SB-0112-24 | December 5, 2024 | Service bulletin |
What T-SB-0112-24 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB T-SB-0112-24?
T-SB-0112-24 is a service bulletin filed with NHTSA by Toyota, covering 4 Toyota models across the 2018–2021 model years. NHTSA's summary reads: Some 2018 – 2021 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, or M20A-FKS engine may exhibit a condition in which an “Engine Maintenance Required” message is displayed in the Multi-Information Display (MID). Additionally, the vehicle will exhibit DTC(s)…
Which vehicles does T-SB-0112-24 cover?
NHTSA's file names Toyota Avalon (2021); Toyota Camry (2018–2021); Toyota Corolla (2019–2021); Toyota RAV4 (2019–2021). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB T-SB-0112-24 a recall, and is the repair free?
No. T-SB-0112-24 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of T-SB-0112-24?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under T-SB-0112-24, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under T-SB-0112-24. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.