2020 Honda Accord Technical Service Bulletins

260 technical service bulletins (TSBs) are on record for the 2020 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.

• 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.
• 10206652Jan 12, 2022Electrical system, Equipment. 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.
• 10206650Jan 10, 2022Equipment, 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.
• 10206445Jan 7, 2022Electrical 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.
• 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.
• 10206443Jan 5, 2022Electrical 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.
• 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.
• 10205951Dec 23, 2021Electrical 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.
• 10205463Dec 17, 2021Electrical 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.
• 10205462Dec 15, 2021Electrical 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.
• 10205457Dec 13, 2021Electrical 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.
• 10204950Dec 8, 2021Electrical 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.
• 10204245Dec 2, 2021Electrical 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.
• 10204240Dec 2, 2021Electrical 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.
• 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.
• 10203791Nov 29, 2021Other or unknown, 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.
• 10203825Nov 23, 2021Fuel system. Owner Notification Letter - During the manufacturing of certain fuel tanks on some 2020 Accord vehicles, a protective layer was not properly applied. An improperly manufactured fuel tank may cause the release of evaporative emission air pollutants at levels that exceed state and federal standards.
• 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.
• 10203503Nov 9, 2021Electrical 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.
• 10203502Nov 9, 2021Electrical 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.
• 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.
• 10202895Oct 28, 2021Fuel system. Dealer Message - Please be advised that as of today, October 28, 2021, parts are available for the 2020 Accord model via open order under the following service bulletin: 21-076, Emissions Recall: 2020 Accord and Accord Hybrid Fuel Tank
• 10202858Oct 28, 2021Fuel system. Service Bulletin - During the manufacturing of certain fuel tanks, a protective layer was not properly applied. An improperly manufactured fuel tank may cause the release of air pollutants at levels that exceed state and federal standards.
• 10202857Oct 28, 2021Fuel system. Service Bulletin - Emissions Recall: 2020 Accord and Accord Hybrid Fuel Tank
• 10202859Oct 26, 2021Engine cooling. Service Bulletin - The MIL comes on with DTC P061B (PCM Internal Malfunction) is stored.
• 10202856Oct 26, 2021Body and structure, Electrical system. Service Bulletin - The rear tray rattles when the audio unit bass is turned up.
• 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.
• 10202598Oct 22, 2021Air 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.
• 10202597Oct 21, 2021Body and structure, Electrical system. Service Bulletin - The rear tray rattles when the audio unit bass is turned up.
• 10202600Oct 20, 2021Fuel system, 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.
• 10202324Oct 13, 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.
• 10202283Oct 5, 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.
• 10202037Sep 27, 2021Electrical 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.
• 10201454Sep 10, 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.
• 10201452Sep 10, 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.
• 10201441Sep 7, 2021Fuel system. Dealer Message - Please be advised that as of today, September 7, 2021, parts are available for the 2020 Accord Hybrid model via open order under the following service bulletin: 21-076, Emissions Recall: 2020 Accord Hybrid Fuel Tank
• 10201437Sep 7, 2021Fuel system. Service Bulletin - American Honda is announcing a STOP SALE and emissions recall for certain 2020 Accord vehicles for improperly manufactured fuel tanks that may cause the vehicle to release excessive evaporative emissions. During the manufacturing of certain fuel tanks, a protective layer was not properly applied. An improperly manufactured fuel tank may cause the release of evaporative emission air pollutants at…
• 10200835Aug 31, 2021Forward collision avoidance. "ServiceNews Article - When returning the vehicle to the client, inform them that if the message Adaptive Cruise Control System Problem comes back on when the vehicle is driven in freezing conditions, it is likely because of snow or ice buildup on the radar. Advise the client of the following procedure to clean the front grille where the radar is located."
• 10200833Aug 31, 2021Electrical system, Forward collision avoidance. Service Bulletin - The ACC system error message comes on while driving when outside temperatures are low/near freezing.
• 10200845Aug 25, 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.
• 10200843Aug 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.
• 10200413Aug 9, 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.
• 10200411Aug 9, 2021Electrical system, Fuel system. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018-2021 Accord 1.5Ts, Civic Sis & 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…
• 10200365Aug 3, 2021Electrical system. Tech Line Summary Article - If you have a customer stating their Apple iPhone 12 (all models: iPhone 12, iPhone 12 mini, iPhone 12 Pro, and iPhone 12 Pro Max) does not charge when using the wireless charger, please let them know that we are aware of these concerns and are currently looking into it. Replacing the wireless charger or using another iPhone 12 will not address the customer's concern. Please inform your…

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