Toyota Corolla TSBs — Technical Service Bulletins by Year

5,846 manufacturer communications are on file with NHTSA for the Toyota Corolla — service bulletins, service campaigns, warranty extensions, and software updates, 1990 to 2026. Pick a year for its bulletin list.

A TSB is factory repair guidance, not a recall — the repair is not automatically free. For defects and free repairs, see the Toyota Corolla problem rankings and each year's recall list.

5,846Communications on file
37Model years covered
14Campaigns & extensions

Warranty extensions, campaigns & software updates

The communications worth checking your VIN against — unlike ordinary bulletins, these can mean free or reimbursed work if your vehicle qualifies.

Suspension 25TC10 December 22, 2026 Service campaign

Due to improper paint application, the corrosion resistance of the rear suspension member may be reduced over time.

Model years named: 2025

Engine 24TE04 August 7, 2025 Service campaign

The specific condition covered by this program is for a small engine coolant leak that can occur from the flow shut-off valve that can allow coolant to drip on other parts of the vehicle. This can cause "Engine Maintenance Required" to be displayed on the instrument cluster or…

Model years named: 2020, 2021

Electrical T-SB-0058-23 Rev1 June 13, 2025 Service campaign

The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.

Model years named: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025

Engine 24TE04 February 20, 2025 Warranty extension

Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or 36,000 miles (whichever comes first), we at Toyota care about the customers’ ownership experience. Toyota is providing coverage for repairs related to Flow Shut-off Valve…

Model years named: 2020, 2021

Engine 24TE04 February 20, 2025 Warranty extension

Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or 36,000 miles (whichever comes first), we at Toyota care about the customers’ ownership experience. Toyota is providing coverage for repairs related to Flow Shut-off Valve…

Model years named: 2020, 2021

Engine 24TE04 December 9, 2024 Warranty extension

Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or 36,000 miles (whichever comes first), we at Toyota care about the customers’ ownership experience. Toyota is providing coverage for repairs related to Flow Shut-off Valve…

Model years named: 2020, 2021

Engine 24TE04 December 9, 2024 Warranty extension

CUSTOMER SUPPORT PROGRAM 24TE04 Multiple Model & Model Year Toyota Vehicles Coverage for Flow Shut-off Valve Coolant Leak Frequently Asked Questions

Model years named: 2020, 2021

Engine 24TE04 December 5, 2024 Warranty extension

In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Customer Support Program to provide coverage for Flow Shut-off Valve Coolant Leak on multiple Model & Model Year Toyota Vehicles. Although the flow shut-off valve is covered by Toyota’s…

Model years named: 2020, 2021

Engine 24TE04 December 5, 2024 Warranty extension

Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or 36,000 miles (whichever comes first), we at Toyota care about the customers’ ownership experience. Toyota is providing coverage for repairs related to Flow Shut-off Valve…

Model years named: 2020, 2021

Engine 24TE04 December 2, 2024 Warranty extension

Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or 36,000 miles (whichever comes first), we at Toyota care about the customers’ ownership experience. Toyota is providing coverage for repairs related to Flow Shut-off Valve…

Model years named: 2020, 2021

Engine 24TE04 December 2, 2024 Warranty extension

Frequently Asked Questions CUSTOMER SUPPORT PROGRAM 24TE04 Multiple Model & Model Year Toyota Vehicles Coverage for Flow Shut-off Valve Coolant Leak

Model years named: 2020, 2021

Engine 24TE04 December 2, 2024 Warranty extension

This Customer Support Program provides coverage as it applies to Flow Shut-off Valve Coolant Leak on Certain 2019-2021 Avalon & Avalon HV, 2018-2021 Camry & Camry HV, Certain 2020-2021 Corolla, Certain 2019-2021 Corolla HB, 2020-2021 Highlander, Certain 2019-2021 RAV4 & RAV4 HV,…

Model years named: 2020, 2021

Bulletins by model year

YearTSBsMost bulletined areas
2026 25 Wheels & tires View bulletins
2025 40 Electrical, Body & structure View bulletins
2024 78 Body & structure, Engine View bulletins
2023 123 Electrical, Body & structure View bulletins
2022 109 Electrical, Body & structure View bulletins
2021 169 Engine, Electrical View bulletins
2020 200 Engine, Electrical View bulletins
2019 204 Body & structure, Electrical View bulletins
2018 183 Body & structure, Electrical View bulletins
2017 242 Body & structure, Electrical View bulletins
2016 268 Body & structure, Electrical View bulletins
2015 323 Electrical, Body & structure View bulletins
2014 440 Electrical, Body & structure View bulletins
2013 353 Body & structure, Electrical View bulletins
2012 350 Body & structure, Electrical View bulletins
2011 356 Engine, Body & structure View bulletins
2010 395 Engine, Body & structure View bulletins
2009 372 Engine, Body & structure View bulletins
2008 156 Body & structure, Electrical View bulletins
2007 143 Body & structure, Electrical View bulletins
2006 143 Body & structure, Engine View bulletins
2005 165 Body & structure, Engine View bulletins
2004 143 Body & structure, Airbags View bulletins
2003 153 Body & structure, Airbags View bulletins
2002 96 Body & structure, Electrical View bulletins
2001 94 Body & structure, Electrical View bulletins
2000 83 Body & structure, Brakes & stability View bulletins
1999 69 Brakes & stability, Airbags View bulletins
1998 74 Body & structure, Airbags View bulletins
1997 46 Brakes & stability, Electrical View bulletins
1996 41 Brakes & stability, Transmission & drivetrain View bulletins
1995 46 Transmission & drivetrain, Airbags View bulletins
1994 44 Airbags, Brakes & stability View bulletins
1993 38 Airbags, Electrical View bulletins
1992 28 Transmission & drivetrain, Airbags View bulletins
1991 27 Transmission & drivetrain, Airbags View bulletins
1990 27 Transmission & drivetrain, Airbags View bulletins

Questions buyers ask

How many TSBs does the Toyota Corolla have?

NHTSA's manufacturer-communications file lists 5,846 technical service bulletins and related communications for the Toyota Corolla across the 1990–2026 model years. The most bulletined areas are body & structure, electrical, engine.

Are Toyota Corolla TSB repairs free?

Not automatically. A TSB tells dealers how to fix a known pattern; you pay unless the vehicle is under warranty or the bulletin is a warranty extension or service campaign that covers your VIN. Recall repairs, by contrast, are always free.

How do I get the full text of a Toyota Corolla TSB?

Take the bulletin's document ID to a dealer or to NHTSA's site — this page carries each communication's ID, date, and NHTSA's summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

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. Counts cover communications NHTSA's file names against Toyota Corolla model years shown here. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.