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Service bulletins for the 2014 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.

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

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Bulletins, newest first
J0D_Dealer Daily2018-06-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Dealer Daily Message: **UPDATED FAQ AVAILABLE ON TIS** - The FAQ for Special Service Campaign J0D has been updated. Please refer to the J0D Dealer Letter on TIS for the updated FAQ. The updated FAQ is also attached to this Dealer Daily Message for your reference. o The updated FAQ will assist dealership personnel in answering questions customers may have about the status of Special Service Campaign J0D.
J0D_Dealer Lette2018-06-18. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Dealer Letter: May 7, 2018 The condition has been clarified. Special Service Campaign J0D is SUSPENDED. An Electronic Control Unit (ECU) in the subject vehicles has improper programming that could lead a component in the Continuously Variable Transmission (CVT) to unnecessarily cycle and experience abnormal wear. If this component becomes damaged, the Malfunction Indicator Lamp (MIL) may illuminate in the instrument cluster and the vehicle could experience a reduction of speed. After reaching a pre-determined gear ratio, the vehicle can be operated up to approximately 37 mph.
T-SB-0044-162018-06-11. Service bulletin. STRUCTURE:BODY. TSB: On some vehicles, when Rapgard? is removed, the paint may have a stained appearance. These stains appear to be under the clear coat (repainting this area is not necessary). The stain patterns are usually under wrinkles in the Rapgard?. These wrinkles sometimes trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces, such as the hood, roof, and trunk. Stains can be removed by heating the stained surface to remove the trapped moisture.
T-TT-0392-16 Rev2018-06-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x (Lollipop) or later.
F0N_LSC_Dealer D2018-04-23. Service bulletin. EQUIPMENT. DD: In our continuing efforts to ensure the best in customer satisfaction, Toyota is launching a Limited Service Campaign (LSC) on certain 2014 Model Year Corolla Eco vehicles. This LSC covers approximately 20,200 vehicles. ? Toyota will begin to notify owners whose vehicle is covered by this Limited Service Campaign in Early June, 2015. ? A Dealer Letter containing additional information (i.e. Technical Instructions, reimbursement procedures, etc.) has been posted on TIS. ? Please refer to TIS for vehicle applicability and additional information.
F0N_LSC_Dealer N2018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. DL: The subject vehicles may illuminate a Check Engine warning lamp due to software programming for continuous variable valve lift control. If this condition occurs, the vehicle may experience a reduction in power. Toyota has developed new engine control software logic to help prevent this condition from occurring.
F0N_LSC_Region N2018-04-23. Service bulletin. ENGINE AND ENGINE COOLING. RL: The subject vehicles may illuminate a Check Engine warning lamp due to software programming for continuous variable valve lift control. If this condition occurs, the vehicle may experience a reduction in power. Toyota has developed new engine control software logic to help prevent this condition from occurring.
T-TT-0340-152018-04-23. Service bulletin. EQUIPMENT. TT: While accessing the repair manuals for models that have undergone a full model change starting with the 2013 RAV4, you may encounter disabled (i.e. greyed out) "INFO Button" links while browsing with Internet Explorer 10. You can identify the affected manuals by locating the adjustable Production Date Range, or PDR, drop downs above the navigation tree. Only repair manuals with these drop downs will be affected.
T-TT-0234-13 Rev2018-04-23. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
T-TT-0294-14 Rev2018-04-23. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; FUEL SYSTEM, GASOLINE. TT: Greenhouse Gas Logic (GHC) has been implemented on Toyota A/C Systems to reduce tailpipe emissions. The federal government issues café (Corporate Average Fuel Economy) credits to vehicle manufacturers that implement new technologies that reduce the carbon footprint of the vehicles they produce. GHC Logic technology works by automatically operating the HVAC system in REC mode when certain operating conditions are met, improving the A/C systems cooling efficiency and reducing the vehicle's C02 emissions.
T-TT-0234-13 Rev2018-04-23. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
T-TT-0355-152018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. TechTip: Condition: Customers may experience connectivity issues when the following conditions are met: The customer?s iPhone is operating on iOS9 firmware The customer?s iPhone is connected to the vehicle via Bluetooth. If the vehicle is equipped with a Fujitsu-Ten brand head unit, the customer may complain of one or more of the following: When playing media via Bluetooth audio and pressing the ?Pause? button on the phone, media playback pauses for one second before resuming playback. Yelp searches return an error when search criteria includes a special character, e.g. !,$,#. If the vehicle is equipped with a Pioneer brand head unit, the customer may complain of one or more of the following: The customer?s iPhone does not support the album image feature. When playing media via Bluetooth audio, one or more of a number of play/pause issues occur.
T-TT-0392-162018-04-23. Service bulletin. EQUIPMENT:ELECTRICAL. TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x (Lollipop) or later.
T-SB-0080-162018-04-23. Service bulletin. ELECTRICAL SYSTEM. TSB: Some 2014 ? 2016 model year Corolla vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2610 present, indicating an ECM/PCM Internal Engine OFF Timer Performance condition. The Engine Control Module (ECM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure below to address this condition.
T-SB-0015-15 Rev2018-04-23. Service bulletin. EQUIPMENT. TSB: Rev1 The Introduction and the Software version sections have been updated. Some 2014 model year Corolla vehicles equipped with Entune? Audio (version BU.26.42) or Entune? Premium Audio (version AU.26.61) may exhibit one or more of the following conditions.
T-TT-0374-152018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
TTT-0268-13 Rev32018-04-23. Service bulletin. ELECTRICAL SYSTEM. TT: Some customers may encounter Bluetooth connectivity concerns such as: ? Difficulty pairing the phone. ? Intermittent Bluetooth failure to connect when first turning on the vehicle. ? Various Bluetooth Audio functions are no longer functioning with the customer?s phone, such as the ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.
T-SB-0021-162018-04-23. Service bulletin. STRUCTURE:FRAME AND MEMBERS; WHEELS. TSB: Some 2014 ? 2016 model year Corolla vehicles may exhibit rear wheel house plates that appear to be loose or have a gapping condition to the vehicle body. New parts have been made available to prevent this from occurring. Please follow the procedure in this bulletin to address this condition.
T-TT-0385-162018-04-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tech Tip: This Tech Tip is being provided to bring attention to the new location of the Entune/NAV/Map Update and Upgrade USB Directory. Click on the TIS tab, Diagnostics tab, Telematics tab, and the document is now located under the reference documents sections. This change has occurred to help speed up the updating process of this document.
TTT-0337-15 Rev12018-04-23. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: When updating either the navigation or radio firmware, verify the vehicle applicability BEFORE beginning the update.
TTT-0234-13 Rev62018-04-23. Service bulletin. EQUIPMENT:ELECTRICAL. TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
TTT-0344-15 Rev12018-04-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: iPhone text messages do not appear on multimedia dis[play.
T-TT-0360-152018-04-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: Customers may experience connectivity issues when the following conditions are met: The customer's iPhone is operating on iOS9 firmware. The customer's iPhone is connected to the vehicle via Bluetooth. The customer may complain of the following issues: When receiving two incoming calls simultaneously, both calls are ended automatically. iTunes Radio app does not play via Bluetooth audio. Podcast and Audiobook media playback is inoperative via Bluetooth audio.
TSB-0003-14 Rev22018-04-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Obsolete Notice: April 2, 2015: This bulletin is now obsolete. Please see T-SB-0015-15. ©
T-TT-0328-152018-04-23. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. TT: Some vehicles with aftermarket Headlamps (non OEM) are being repaired/replaced under warranty with OEM equipment.

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