TSB T-SB-0103-20 — Toyota Service bulletin
T-SB-0103-20 is a service bulletin on file with NHTSA for 11 Toyota models, 2008–2019 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 – 2025 model year Toyota vehicles.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years T-SB-0103-20 names
| Vehicle | Model years |
|---|---|
| Toyota 4Runner | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| Toyota Avalon | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 |
| Toyota Camry | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 |
| Toyota Corolla | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 |
| Toyota Highlander | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| Toyota RAV4 | 2008, 2009, 2010, 2011, 2012 |
| Toyota Sequoia | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| Toyota Sienna | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 |
| Toyota Tacoma | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 |
| Toyota Tundra | 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 |
| Toyota Venza | 2009, 2010, 2011, 2012, 2013, 2014, 2015 |
Every document filed under T-SB-0103-20
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-0103-20 Rev1 | June 19, 2024 | Service bulletin |
| T-SB-0103-20 Rev1 | June 19, 2024 | Service bulletin |
What T-SB-0103-20 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB T-SB-0103-20?
T-SB-0103-20 is a service bulletin filed with NHTSA by Toyota, covering 11 Toyota models across the 2008–2019 model years. NHTSA's summary reads: This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 – 2025 model year Toyota vehicles.
Which vehicles does T-SB-0103-20 cover?
NHTSA's file names Toyota 4Runner (2008–2019); Toyota Avalon (2008–2018); Toyota Camry (2008–2017); Toyota Corolla (2008–2018); Toyota Highlander (2008–2019); Toyota RAV4 (2008–2012); Toyota Sequoia (2008–2019); Toyota Sienna (2008–2017); Toyota Tacoma (2008–2015); Toyota Tundra (2008–2019), and 1 more vehicle listed on this page. 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-0103-20 a recall, and is the repair free?
No. T-SB-0103-20 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-0103-20?
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-0103-20, 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-0103-20. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.