2021 Honda Accord Technical Service Bulletins

143 technical service bulletins (TSBs) are on record for the 2021 Honda Accord. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10227774Dec 8, 2022Transmission and drivetrain. Service Bulletin - Due to an improper heat treatment during the manufacturing process, the driven pulley in the CVT was not properly hardened. Over time, this may lead to abnormal wear to the driven pulley or damage to the CVT belt which may cause the vehicle to experience a slip accompanied by an abnormal noise and multiple warning lights. Some vehicles may not move forward after coming to a stop.
• 10227777Dec 2, 2022Transmission and drivetrain. Dealer Message - Today, December 2, 2022, American Honda is announcing a product update for a total of 75 model year 2021 Accord and CR-V units to address incorrect CVT operation which may cause vehicle slippage, noise, and illumination of the MIL. Refer to your eResponsibility report or perform an iN VIN status inquiry to determine which units in your inventory are affected.
• 10227773Dec 2, 2022Transmission and drivetrain. Service Bulletin - Due to an improper heat treatment during the manufacturing process, the driven pulley in the CVT was not properly hardened. Over time, this may lead to abnormal wear to the driven pulley or damage to the CVT belt which may cause the vehicle to experience a slip accompanied by an abnormal noise and multiple warning lights. Some vehicles may not move forward after coming to a stop.
• 10227231Nov 28, 2022Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accord 2.0Ls & Civic 2.0Ls with a customer complaint of an oil leak or a dealer technician noticing an oil leak from the head cover gasket during a routine maintenance. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10227230Nov 28, 2022Electrical system, Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accords, CR-Vs & Odysseys with a customer complaint of the Check Engine Light (CEL) on & the DTC P0087 (Fuel Rail Pressure Too Low [Loss of Fuel Pressure]) stored. In some cases, the customer may also experience such conditions as engine hard to start, no start or start & stumble in conjunction with CEL.
• 10227227Nov 28, 2022Visibility (wipers, defrost, mirrors), Electrical system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10226199Nov 7, 2022Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accord 2.0Ls & Civic 2.0Ls with a customer complaint of an oil leak or a dealer technician noticing an oil leak from the head cover gasket during a routine maintenance. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10226105Nov 2, 2022Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10225475Oct 25, 2022Engine cooling, Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accords, CR-Vs & Odysseys with a customer complaint of the Check Engine Light (CEL) on & the DTC P0087 (Fuel Rail Pressure Too Low [Loss of Fuel Pressure]) stored. In some cases, the customer may also experience such conditions as engine hard to start, no start or start & stumble in conjunction with CEL.
• 10225476Oct 24, 2022Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10224783Oct 21, 2022Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accord 2.0Ls & Civic 2.0Ls with a customer complaint of an oil leak or a dealer technician noticing an oil leak from the head cover gasket during a routine maintenance. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10222813Oct 6, 2022Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accord 2.0Ls & Civic 2.0Ls with a customer complaint of an oil leak or a dealer technician noticing an oil leak from the head cover gasket during a routine maintenance. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
• 10222811Oct 6, 2022Fuel system, Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 Accord 1.5Ts & 2020-2022 CR-V 1.5Ts 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…
• 10222810Oct 6, 2022Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accords, CR-Vs & Odysseys with a customer complaint of the Check Engine Light (CEL) on & the DTC P0087 (Fuel Rail Pressure Too Low [Loss of Fuel Pressure]) stored. In some cases, the customer may also experience such conditions as engine hard to start, no start or start & stumble in conjunction with CEL.
• 10222414Sep 27, 2022Electrical system, Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10222413Sep 27, 2022Latches, locks and linkages. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2022 Accord 1.5T Sports, 2.0T Sports & LXs with a customer complaint of both key fobs inop, requiring the customer to open the door using the physical key (valet key) but the vehicle will not turn on. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a…
• 10220354Sep 15, 2022Engine cooling, Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accords, CR-Vs & Odysseys with a customer complaint of the Check Engine Light (CEL) on & the DTC P0087 (Fuel Rail Pressure Too Low [Loss of Fuel Pressure]) stored. In some cases, the customer may also experience such conditions as engine hard to start, no start or start & stumble in conjunction with CEL.
• 10220352Sep 15, 2022Engine cooling, Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 Accord 1.5Ts & 2020-2022 CR-V 1.5Ts 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…
• 10219539Aug 26, 2022Fuel system, Engine cooling. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2021 Accords, CR-Vs & Odysseys with a customer complaint of the Check Engine Light (CEL) on & the DTC P0087 (Fuel Rail Pressure Too Low [Loss of Fuel Pressure]) stored. In some cases, the customer may also experience such conditions as engine hard to start, no start or start & stumble in conjunction with CEL.
• 10219537Aug 23, 2022Latches, locks and linkages, Electrical system. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021-2022 Accord 1.5T Sports, 2.0T Sports & LXs with a customer complaint of both key fobs inop, requiring the customer to open the door using the physical key (valet key) but the vehicle will not turn on. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a…
• 10219536Aug 22, 2022Visibility (wipers, defrost, mirrors), Body and structure. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10219524Aug 16, 2022Engine cooling, Fuel system. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 Accord 1.5Ts & 2020-2022 CR-V 1.5Ts 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…
• 10216913Jul 27, 2022Electrical system, Body and structure. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10216890Jul 21, 2022Engine cooling, Fuel system. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 Accord 1.5Ts & 2020-2022 CR-V 1.5Ts 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…
• 10216882Jul 11, 2022Body and structure, Electrical system. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10216870Jul 5, 2022Fuel system. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 Accord 1.5T & 2020-2022 1.5T 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…
• 10215487Jun 7, 2022Fuel system, Equipment, Engine cooling. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2019-2022 Accord 1.5T & 2020-2022 1.5T 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…
• 10215236Jun 2, 2022Visibility (wipers, defrost, mirrors), Body and structure, Electrical system. Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10213574May 17, 2022Visibility (wipers, defrost, mirrors). Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10213567May 10, 2022Visibility (wipers, defrost, mirrors). Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10213553May 6, 2022Electrical system, Latches, locks and linkages. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2022 Accords with a customer complaint of the automatic door lock function issues including unable to lock/unlock using the key fob, unable to lock/unlock using the door switch (driver or passenger), walkaway function inop, no audible beep when locking/unlocking, remote start inop, unable to open the door using the inner/outer door…
• 10211075May 1, 2022Suspension. Service bulletin - There is a rattling coming from the front of the vehicle. The rubber damper cap(s) are faulty.
• 10211107Apr 19, 2022Visibility (wipers, defrost, mirrors). Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10211077Apr 5, 2022Visibility (wipers, defrost, mirrors). Dealer message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2022 Accords with a customer complaint of the front passenger’s window that is not going up or down. 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.
• 10208404Feb 28, 2022Fuel system, Electrical system, Engine cooling. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts 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.
• 10208093Feb 11, 2022Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords with a customer complaint of the windshield wiper inop due to detached linkage. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind.
• 10208092Feb 11, 2022Electrical system, Fuel system, Engine. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts 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.
• 10208090Feb 8, 2022Engine cooling, Fuel system, Electrical system, Engine. 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.
• 10206988Jan 29, 2022Air bags. ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.
• 10207002Jan 25, 2022Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords with a customer complaint of the windshield wiper inop due to detached linkage. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind.
• 10206789Jan 22, 2022Engine cooling, Equipment, Fuel 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.
• 10206444Jan 6, 2022Visibility (wipers, defrost, mirrors). Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accords with a customer complaint of the windshield wiper inop due to detached linkage. To better understand the cause of this condition, AHM would like to inspect the vehicle before you attempt a repair of any kind.
• 10206395Jan 4, 2022Air bags, Seats. ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating the faulty component. In most situations, the SRS Unit should be last on the list of components to replace. Here is a quick tip for troubleshooting a faulty seat weight sensor.
• 10206440Jan 3, 2022Fuel 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.
• 10203796Nov 29, 2021Fuel 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.
• 10203631Nov 16, 2021Fuel system, 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.
• 10202907Oct 30, 2021Fuel 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.
• 10202901Oct 27, 2021Suspension. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2021 Accords & CR-V with a customer complaint of a clunk or rattle noise coming from the front suspension. 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.
• 10202859Oct 26, 2021Engine cooling. Service Bulletin - The MIL comes on with DTC P061B (PCM Internal Malfunction) is stored.
• 10202900Oct 25, 2021Brakes. 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.

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