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Service bulletins for the 2019 Toyota Corolla

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

238 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
ZKG_Technical_In2020-06-22. Service bulletin. STRUCTURE:BODY; EQUIPMENT. TI: TECHNICAL INSTRUCTIONS Customer Support Program ZKG Multiple Models and Model Years Vehicles Painted with Blizzard Pearl (070) or Super White (040) Paint Color Coverage for Peeling of Factory-Applied Paint
ZKG_Dealer_Lette2020-06-22. Service bulletin. EQUIPMENT; STRUCTURE. DL: Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the vehicle manufacturing process, may experience paint peeling on exterior metal body panels. Although the original factory paint is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to the condition described above. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement.
T-TT-0516-18_Rev2020-06-22. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. TT: The microphone circuit passes through the DCM before reaching the radio/navigation system. To simplify the diagnosis of the microphone, Safety Connect SOS button lights, and DCM (Data Communication Module/telematics transceiver) inoperative conditions, refer to the procedure below to prevent unnecessary parts replacement.
T-SB-0160-19_Rev2020-06-15. Service bulletin. ELECTRICAL SYSTEM. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0143-18. Service Bulletin No. T-SB-0143-18 is obsolete and any printed versions should be discarded. Some 2019 model year Avalon and Avalon Hybrid vehicles equipped with Entune? Audio Plus (version 1002) or Entune? Premium Audio (version 1002) or earlier may exhibit one or more of the following conditions: ?Incorrect GPS date and time ?Abnormal Bluetooth® operation ?Abnormal Wi-Fi operation G49?Microphone remains on screen after voice recognition failure ?Unable to see text with headlights on (text is same color as background) Some 2019 ? 2020 model year Toyota vehicles equipped with Entune? Audio (version 1007), Entune? Audio Plus (version 1011), or Entune? Premium Audio (version 1011) or earlier may exhibit one or more of the following conditions: ?Phone does not auto-connect on startup ?Intermittent black screen?Apple CarPlay® home screen widget turns white when USB flash drive is disconnected ?Abnormal phone book sorting ?Unable to see DCM Status when in dark red or dark blue modes ?XM no signal banner appears at all times ??Check antenna,? ?ID Displaying,? or ?Seeking? always displays on XM mode ?Unable to switch Bluetooth® devices ?Apps button inactive in the voice recognition hint screen when using Apple CarPlay® ?Incorrect Spanish translations ?Voice recognition is not canceled during a phone call ?Low Easy Speak volume ?Voice recognition ?Web Search? is inoperative ?Entune? apps are inoperative and ?When it is safe and legal to do so, please ensure your Entune? App Suite application is running and logged in on your phone? pop-up appears ?Amazon Alexa inoperative on iOS devices
T-TT-0606-202020-05-11. Service bulletin. EQUIPMENT. TT: Due to the challenges caused by the COVID-19 virus threat, some dealers are experiencing reduced traffic into their stores and causing dealer stock to age. Due to this situation, dealers are reminded and recommended to follow the Long-Term Vehicle Storage Guidelines outlined in T-SB-0009-19 and other Service Bulletin publications to ensure customers receive their vehicles in a fresh and well maintained condition Please ensure that both Sales and Service at your dealership are aware of these guidelines and are following the recommended maintenance and storage processes and procedures to ensure the highest customer satisfaction with their new vehicle purchase.
T-TT-0537-19_Rev2020-05-11. Service bulletin. VISIBILITY; LANE DEPARTURE. TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. When used in conjunction with the repair manual, these BSM tips leverage SSTs and readily available tools to support sensor angle confirmation in varying shop environments.
T-SB-0032-202020-05-11. Service bulletin. EQUIPMENT. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, PG006-01, PG004-97, T-SB-0144-08, and T-SB-0304-17. The aforementioned bulletins are obsolete, and any printed versions should be discarded. Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2020 model year vehicles may be available provided the requests meet the criteria listed in this Service Bulletin. Follow the Procurement Procedure in this bulletin to request a replacement certification label or VIN plate.
T-SB-0003-19 Obs2020-04-13. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. TSB: OBSOLETE NOTICE March 10, 2020: This bulletin is now obsolete. Please see T-SB-0024-20.
T-SB-0024-202020-04-13. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0003-19. ?The Introduction and Software Update Information sections have been updated. Service Bulletin No. T-SB-0003-19 is obsolete and any printed versions should be discarded. Some 2016 model year vehicles equipped with Entune? Audio (version UU.11.13), Entune? Audio Plus (version EU.20.21), or Entune? Premium Audio (CU.20.22) or older may exhibit one or more of the following conditions: ?Bluetooth® audio information is missing from instrument cluster MID ?Long street names are not indicated when using turn-by-turn directions ?Abnormal navigation routing ?Toyota Park Assist Settings button displays in the Settings menu ?System is unable to call phone numbers with ?-? present in the number ?System is unable to send SMS via the Quick Message feature ?Abnormal Bluetooth® audio playback when inserting and removing the iPhone® USB cable from the USB port ?System is unable to play audio from iPhone® connected via USB when two phones are connected via Bluetooth® at the same time ?Browse button operates intermittently in Bluetooth® audio ?Screen flickers when switching between day and night modes ?Abnormal Pandora Internet Radio operation when switching between two iPhones ?Unit reboots intermittently ?Diagnostic Trouble Code (DTC) U1110 or B15E6 is present ?Diagnostic screen displays intermittently ?Weather Map is inoperative ??Unable to connect to server? displays when using voice recognition and searching for ?IHOP? ?Panoramic view monitor operates abnormally
T-SB-0022-202020-04-13. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. TSB: Some 2016 ? 2020 model year Toyota vehicles may exhibit naturally occurring odors emitted from the HVAC system and/or related environmental factors. Follow the General Procedure in this bulletin to minimize the odors experienced.
T-TT-0594-20_Rev2020-03-30. Service bulletin. EQUIPMENT:ELECTRICAL. TT: Some vehicles equipped with Dynamic Navigation may experience a pop-up message notifying them that their map update service will end soon. The date that is shown could be more than one year in the future. This does not indicate any issues with the vehicle, and is only informing the user of the expiration date.
ZKG_Technical In2020-03-30. Service bulletin. EQUIPMENT. TECHNICAL INSTRUCTIONS Customer Support Program ZKG Phase 2 ? Customer Renotification and Repair Phase Repair is Now Available Multiple Models and Model Years Vehicles Painted with Blizzard Pearl (070) or Super White (040) Paint Color Coverage for Peeling of Factory-Applied Paint
ZKG_Technical_In2020-03-30. Service bulletin. EQUIPMENT. TECHNICAL INSTRUCTIONS Customer Support Program ZKG Phase 2 ? Customer Renotification and Repair Phase Repair is Now Available Multiple Models and Model Years Vehicles Painted with Blizzard Pearl (070) or Super White (040) Paint Color Coverage for Peeling of Factory-Applied Paint
ZKG_Paint_Repair2020-03-30. Service bulletin. EQUIPMENT. Customer Support Program ZKG ? Paint Repair Process OPERATION FLOW CHART
ZKG_Dealer_Lette2020-03-30. Service bulletin. STRUCTURE. Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the vehicle manufacturing process, may experience paint peeling on exterior metal body panels. Although the original factory paint is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to the condition described above. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement
ZKG_Dealer Email2020-03-30. Service bulletin. STRUCTURE. Toyota has received reports of paint peeling on certain vehicles with the original factory-applied Blizzard Pearl or Super White paint colors. These reports indicate that vehicles with these specific paint colors, applied during the vehicle manufacturing process, may experience paint peeling on exterior metal body panels. Although the original factory paint is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to the condition described above. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement
T-TT-0594-202020-02-24. Service bulletin. EQUIPMENT. TT: Some vehicles equipped with Dynamic Navigation may experience a pop-up message notifying them that their map update service will end soon. The date that is shown could be more than one year in the future. This does not indicate any issues with the vehicle, and is only informing the user of the expiration date.
T-TT-0520-19_Rev2020-02-18. Service bulletin. EQUIPMENT. TT: In certain cases of leaking air conditioning systems, the root cause of the leak is inadvertently overlooked, causing a repeat repair. To improve customer satisfaction and repair A/C system leaks in one dealer visit, Toyota has developed a set of guidelines for evaluating A/C system components.
T-SB-0160-19_Rev2020-02-18. Service bulletin. EQUIPMENT:ELECTRICAL. TSB: REVISION NOTICE January 15, 2020 Rev1: ? Applicability has been updated to include 2019 model year RAV4 and RAV4 Hybrid vehicles. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0143-18. Service Bulletin No. T-SB-0143-18 is obsolete and any printed versions should be discarded. Some 2019 model year Avalon and Avalon Hybrid vehicles equipped with Entune? Audio Plus (version 1002) or Entune? Premium Audio (version 1002) or earlier may exhibit one or more of the following conditions: ? Incorrect GPS date and time ? Abnormal Bluetooth® operation ? Abnormal Wi-Fi operation ? Microphone remains on screen after voice recognition failure ? Unable to see text with headlights on (text is same color as background)
T-SB-0143-18_Rev2020-02-18. Service bulletin. EQUIPMENT. TSB: OBSOLETE NOTICE January 15, 2020: This bulletin is now obsolete. Please see T-SB-0160-19.
T-SB-0008-202020-02-18. Service bulletin. EQUIPMENT. TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a fluid seep. Cases that are determined to be a ?leak? should be repaired accordingly and will be covered under warranty if applicable. Cases that are determined to be a ?seep? should be documented on the repair order and inspected at the next service interval. Follow the Repair Information in this bulletin to determine if the concern in question is a fluid leak or fluid seep and review the Repair Procedure section to address the condition. NOTE This bulletin applies to ALL powertrain fluids excluding fuel and coolant.
ZKG_Technical In2020-01-27. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Technical Instructions: Customer Support Program ZKG ? Technical Instructions. December 12, 2019. This document has been updated to clarify that only authorized Toyota dealerships are authorized to confirm if the paint peeling condition is covered by this program. However, after confirming that the paint peeling condition is covered by this program, the authorized Toyota dealership may choose to coordinate to have the repainting repair performed by a non-Toyota repair facility (e.g. third-party collision repair facility, body shop, etc.).
ZKG_Dealer Packa2020-01-27. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Dealer Package: December 12, 2019 This document has been updated to clarify that only authorized Toyota dealerships are authorized to confirm if the paint peeling condition is covered by this program. However, after confirming that the paint peeling condition is covered by this program, the authorized Toyota dealership may choose to coordinate to have the repainting repair performed by a non-Toyota repair facility (e.g. third-party collision repair facility, body shop, etc.).
ZKG_Technical In2020-01-27. Service bulletin. STRUCTURE. Technical Instructions: TECHNICAL INSTRUCTIONS Customer Support Program ZKG Phase 2 ? Customer Renotification and Repair Phase Repair is Now Available Multiple Models and Model Years Vehicles Painted with Blizzard Pearl (070) or Super White (040) Paint Color Coverage for Peeling of Factory-Applied Paint.
ZKG_Paint Repair2020-01-27. Service bulletin. STRUCTURE. Repair Process: Customer Support Program ZKG ? Paint Repair Process.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.