Service bulletins for the 2019 Honda Accord
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.
334 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| ATI&01032022905 | 2022-01-11. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
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| A21-085 | 2022-01-04. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - In February of 2022, the 3G network will no longer support the in-vehicle services that the vehicle has previously supported. The Telematics Control Unit (TCU) using the Over the Air (OTA) update is required to connect to the VoLTE network to continue communications. |
| ATI&12172021 | 2021-12-22. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Accord 1.5L with a customer complaint of a noise coming from the ANC (Active Noise Cancellation Unit). The noise can be described as booming, droning, or humming. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind. |
| ATI&12152021904 | 2021-12-22. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Accord 1.5L with a customer complaint of a noise coming from the ANC (Active Noise Cancellation Unit). The noise can be described as booming, droning, or humming. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind. |
| ATI&12132021 | 2021-12-22. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Accord 1.5L with a customer complaint of a noise coming from the ANC (Active Noise Cancellation Unit). The noise can be described as booming, droning, or humming. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind. |
| ATI&12082021 | 2021-12-15. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Accord 1.5L LXs and Sports with a customer complaint of a noise coming from the ANC (Active Noise Cancellation Unit). The noise can be described as booming, droning, or humming. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind. |
| ONL6GB12022021 | 2021-12-09. Service bulletin. ELECTRICAL SYSTEM. Owner Notification Letter - On February of 2022, the 3G network will no longer support the in-vehicle services that previously were supported for your vehicle. The Telematics Control Unit (TCU) in your vehicle must be updated using the Over the Air (OTA) update to connect to the VoLTE network to continue communications. Honda strongly recommends updating your vehicle as soon as possible. After February 2022, restoring services, will require a customer pay TCU replacement performed by a service technician at an authorized dealer. |
| ATI&12022021 | 2021-12-09. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Accord 1.5L LXs and Sports with a customer complaint of a noise coming from the ANC (Active Noise Cancellation Unit). The noise can be described as booming, droning, or humming. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind. |
| ATI&11292021905 | 2021-12-03. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| ATI&11292021901 | 2021-12-03. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2020 Accord 1.5L LXs and Sports with a customer complaint of a noise coming from the ANC (Active Noise Cancellation Unit). The noise can be described as booming, droning, or humming. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind. |
| ATI&11162021904 | 2021-11-24. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| ABOM11092021 | 2021-11-16. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - Today, November 9, 2021, American Honda is announcing a product improvement campaign (PIC) for certain 2018-2020 Accord and 2019-2020 Insight vehicles to update the telematics control unit (TCU) software for an upcoming network service change. Do an iN VIN status inquiry to determine which units in your inventory are affected. |
| A21-085 | 2021-11-16. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - In February of 2022, the 3G network will no longer support the in-vehicle services that the vehicle has previously supported. The Telematics Control Unit (TCU) using the Over the Air (OTA) update is required to connect to the VoLTE network to continue communications. |
| ATI&10302021 | 2021-11-03. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| ATI&10252021904 | 2021-11-03. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind. |
| A21-078 | 2021-11-02. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - The MIL comes on with DTC P061B (PCM Internal Malfunction) is stored. |
| A19-044 | 2021-11-02. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. Service Bulletin - The rear tray rattles when the audio unit bass is turned up. |
| ATI&10202021902 | 2021-10-28. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| A19-044 | 2021-10-28. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. Service Bulletin - The rear tray rattles when the audio unit bass is turned up. |
| ATI&10132021 | 2021-10-19. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| ATI&10052021906 | 2021-10-16. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind. |
| A21-078 | 2021-10-16. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - The MIL comes on with DTC P061B (PCM Internal Malfunction) is stored. |
| ATI&09272021 | 2021-10-06. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| ATI&09102021909 | 2021-09-15. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts & CR-Vs with a customer complaint of the Malfunction Indicator Light (MIL) on with the DTC P030X (Cylinder Misfire Detected) or P0172 (Fuel System Too Rich) stored. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind. |
| ATI&09102021907 | 2021-09-15. Service bulletin. SERVICE BRAKES. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords, 2019-2017 Civics, 2017-2021 CR-Vs, 2018-2021 Odysseys & 2018-2021 Pilots with a customer complaint of an unexpected CMBS operation or a brake application. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.