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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
APaS022020209072020-02-25. Service bulletin. STEERING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 Accords with a customer complaint of an unusual steering feel at highway speeds. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS022020209022020-02-25. Service bulletin. EQUIPMENT; SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of rattling noise coming from the front damper when going over bumps. 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.
ONLW3E021120202020-02-20. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Followup Notice - Our records indicate that an EMISSIONS RECALL has not been completed on this vehicle; refer to the address card for the affected VIN. On your 2018 Accord Hybrid, if an incorrect high voltage (HV) battery is installed the DTC P0A80 (Replace Hybrid Battery Pack) will be set. If the correct HV battery is subsequently installed, the DTC P0A80 cannot be cleared as required and may lead to a failed Inspection and Maintenance test. The new software version eliminates this issue.
APaS021320209092020-02-20. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of a rattle noise coming from the HVAC system. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS021320209082020-02-19. Service bulletin. ELECTRICAL SYSTEM. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords & 2019-2020 Insights with a customer complaint of the Malfunction Indicator Light (MIL) on with the Body Control Module (BCM) related DTCs in active fault. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS021320209072020-02-19. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM; EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of the red BRAKE warning light on with the DTC C1120-14 (Electric Parking Brake Switch Circuit Malfunction) stored or in active fault. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS021320209042020-02-19. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 Accords with a customer complaint of the roof paint peeling. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS021320209012020-02-19. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 Accord 1.5Ls with a customer complaint of pulsation in the brakes when applying brakes at highway speeds. 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.
APaS013120209022020-02-05. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of rattling noise coming from the front damper when going over bumps. 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.
APaS012820209012020-02-05. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords & 2019-2020 Insights with a customer complaint of the Malfunction Indicator Light (MIL) on with the Body Control Module (BCM) related DTCs in active fault. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS012720209062020-02-05. Service bulletin. VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of a rattle noise coming from the HVAC system. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS012720209042020-02-04. Service bulletin. ENGINE AND ENGINE COOLING; PARKING BRAKE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of the Check Engine Light (CEL) on with the DTC C1120-14 (Electric Parking Brake Switch Circuit Malfunction) in active fault. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS012720209012020-02-04. Service bulletin. STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 Accords with a customer complaint of the roof paint peeling. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS012420209022020-01-29. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2016-2019 Accords, Civics, CR-Vs, Odysseys, Pilots & Ridgelines with a customer complaint of fuel smell or leak from the fuel tank area. 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.
APaS012420209012020-01-29. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 Accord 1.5Ls with a customer complaint of pulsation in the brakes when applying brakes at highway speeds. 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.
APaS011620209022020-01-23. Service bulletin. SUSPENSION. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of rattling noise coming from the front damper when going over bumps. 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.
APaS010820209012020-01-15. Service bulletin. ENGINE AND ENGINE COOLING; PARKING BRAKE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of the Check Engine Light (CEL) on with the DTC C1120-14 (Electric Parking Brake Switch Circuit Malfunction) in active fault. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS010720209112020-01-15. Service bulletin. VISIBILITY. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of a rattle noise coming from the HVAC system. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS010720209102020-01-15. Service bulletin. ENGINE AND ENGINE COOLING; PARKING BRAKE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2020 Accords with a customer complaint of the Check Engine Light (CEL) on with the DTC C1120-14 (Electric Parking Brake Switch Circuit Malfunction) in active fault. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS010720209092020-01-15. Service bulletin. SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 Accord 1.5Ls with a customer complaint of pulsation in the brakes when applying brakes at highway speeds. 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.
APaS010720209082020-01-15. Service bulletin. FUEL SYSTEM, GASOLINE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2016-2019 Accords, Civics, CR-Vs, Odysseys, Pilots & Ridgelines with a customer complaint of fuel smell or leak from the fuel tank area. 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.
APaS010720209032020-01-14. Service bulletin. STRUCTURE. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 Accords with a customer complaint of the roof paint peeling. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
A19-1222020-01-08. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - The audio unit does not respond when the audio unit phone button is pressed.
A19070D2020-01-08. Service bulletin. ELECTRICAL SYSTEM. ServiceNews Article - Are you hearing a booming or rumbling through the speakers? If you get a vehicle in for this, remove the covers in the headliner for the ANC microphones and check if the insulating foam is damaged or folded over as shown below. We've found this may be the reason for the noise.
A19-0292020-01-08. Service bulletin. SEATS. Service Bulletin - There is a loud buzzing or whining when adjusting the driver's or front passenger's seat forward and backward. The flex cable in the seat adjustment mechanism is not correctly lubricated.

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