TSB 26TC03 — Toyota Service campaign
26TC03 is a service campaign on file with NHTSA for the Toyota RAV4, 2022–2025 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. In wet conditions, water contacting the radiator in the subject vehicles after idling for an extended period can create steam that can cause an incorrect engine sensor reading. This can lead to a warning light, a rough-running engine, or a potential engine stall while idling or…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. 26TC03 is filed as a service campaign, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years 26TC03 names
| Vehicle | Model years |
|---|---|
| Toyota RAV4 | 2022, 2023, 2024, 2025 |
Every document filed under 26TC03
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 |
|---|---|---|
| 26TC03 | July 16, 2026 | Service bulletin |
| 26TC03 | July 9, 2026 | Service campaign |
| 26TC03 | July 9, 2026 | Service bulletin |
What 26TC03 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 26TC03?
26TC03 is a service campaign filed with NHTSA by Toyota, covering the Toyota RAV4 across the 2022–2025 model years. NHTSA's summary reads: In wet conditions, water contacting the radiator in the subject vehicles after idling for an extended period can create steam that can cause an incorrect engine sensor reading. This can lead to a warning light, a rough-running engine, or a potential engine stall while idling or…
Which vehicles does 26TC03 cover?
NHTSA's file names Toyota RAV4 (2022–2025). 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 26TC03 a recall, and is the repair free?
26TC03 is filed as a service campaign, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of 26TC03?
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 26TC03, 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 26TC03. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.