2023 Honda Accord Hybrid service bulletins & manufacturer communications
44 manufacturer communications are on file with NHTSA for the 2023 Honda Accord Hybrid. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.
Technical service bulletin 44
- Service Bulletin - To better manage engine temperatures, a PGM-FI update has been developed to optimize electric water pump operation.A26-080 · Technical service bulletin · Engine · issued Jul 24, 2026
- Dealer Message - To help improve engine temperatures, a software update has been developed for the electric water pump to optimize its operation.AEBM07242026902 · Technical service bulletin · Fuel/propulsion System · issued Jul 24, 2026
- Service Bulletin - A slight engine vibration and the Malfunction Indicator Lamp (MIL) is ON with DTC P0700 (Transmission Control System MIL Request) set during start-up in below fr…A25-017 · Technical service bulletin · Engine · issued Jun 23, 2026
- Service Bulletin - There is a dull creaking, rubbing, popping, or clicking noise coming from the front of the vehicle while turning at low speeds potentially due to the bump stop c…A23-094 · Technical service bulletin · Structure · issued Apr 22, 2026
- Service Bulletin - The current Power Control Unit (PCU) Radiator Guard does not provide adequate protection. Roadway debris can cause damage to the PCU Radiator which may result in…A26-025 · Technical service bulletin · Power Train · issued Apr 21, 2026
- Service Bulletin - The current Power Control Unit (PCU) Radiator Guard does not provide adequate protection. Roadway debris can cause damage to the PCU Radiator which may result in…A26-025 · Technical service bulletin · Engine · issued Apr 21, 2026
- Tech Line Summary - The vehicle's infotainment system displays previously viewed SMS messages upon each ignition cycle, when the customer's Android phone is connected via Bluetooth…AATS30566 · Technical service bulletin · Electrical System · issued Apr 7, 2026
- Service Bulletin - The current Power Control Unit (PCU) Radiator Guard does not provide adequate protection. Roadway debris can cause damage to the PCU Radiator which may result in…A26-025 · Technical service bulletin · Power Train · issued Apr 4, 2026
- Dealer Message - The current radiator guard does not provide adequate protection. Roadway debris can cause damage to the Power Control Unit (PCU) radiator which may lead to coolant…AEBM04032026903 · Technical service bulletin · Power Train · issued Apr 4, 2026
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2025 FHEV Accords & CR-Vs with a customer complaint of an oil leak or a dealer noticing an oil l…ATI&03032026905 · Technical service bulletin · Engine · issued Mar 3, 2026
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 FHEV Accords & CR-Vs with a customer complaint of an oil leak or a dealer noticing an oil l…ATI&10012025906 · Technical service bulletin · Engine · issued Oct 2, 2025
- Tech Line - Customers may experience error code S001 with their audio unit. The vehicle may also have DTC B2B05-92 CAN Gateway error stored due to the dealership’s wi-fi settings.AA29051 · Technical service bulletin · Electrical System · issued Aug 4, 2025
- Service Bulletin - The engine runs rough and makes a rattling noise, accompanied by DTC P0134 or P0135 due to a possible fuel injector leak causing a rich air/fuel (A/F) mixture th…A25-044 · Technical service bulletin · Engine · issued Jul 8, 2025
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching certain 2023-2025 Accord FHEV’s with a customer complaint of multiple warning lights on for lost communication DT…ATI&05222025901 · Technical service bulletin · Electrical System · issued May 22, 2025
- Service Bulletin - The Malfunction Indicator Lamp (MIL) is displayed and DTC P26CC (Electric Engine Coolant Pump Circuit Low Voltage) is stored when starting the vehicle in freezin…A25-020 · Technical service bulletin · Engine · issued Feb 14, 2025
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&01302025903 · Technical service bulletin · Suspension · issued Jan 30, 2025
- Service Bulletin - A slight engine vibration and the Malfunction Indicator Lamp (MIL) is ON with DTC P0700 (Transmission Control System MIL Request) set during start-up in below fr…A25-017 · Technical service bulletin · Engine · issued Jan 27, 2025
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&01162025902 · Technical service bulletin · Suspension · issued Jan 17, 2025
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&01022025907 · Technical service bulletin · Suspension · issued Jan 3, 2025
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&12022024908 · Technical service bulletin · Suspension · issued Dec 3, 2024
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&11052024905 · Technical service bulletin · Suspension · issued Nov 5, 2024
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&10212024911 · Technical service bulletin · Suspension · issued Oct 21, 2024
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&10072024906 · Technical service bulletin · Suspension · issued Oct 7, 2024
- Owner Notification Letter - During manufacturing, certain engine blocks may have had the mounting surface of the crankshaft position sensor improperly machined. This may lead to a …ONL6EY09192024 · Technical service bulletin · Engine · issued Sep 19, 2024
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-24 Accords FHEVs with a customer complaint of front damper noise. The original dampers may also …ATI&09132024901 · Technical service bulletin · Suspension · issued Sep 13, 2024
- Owner Notification Letter - Your vehicle may be equipped with an improperly functioning on-board emission-related diagnostic system that violates California and Federal standards a…ONL6EU08052024 · Technical service bulletin · Engine · issued Aug 6, 2024
- Service Bulletin - A complaint of a creaking or squeaking noise coming from the passenger side dash area when the climate control switches from FRESH to RECIRC or RECIRC to FRESH d…A24-055 · Technical service bulletin · Visibility/wiper · issued May 17, 2024
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 Accord FHEVs & CR-V FHEVs with a customer complaint of the â Emissions System Warningâ Malf…ATI&04112024907 · Technical service bulletin · Engine and Engine Cooling · issued Apr 11, 2024
- Techline - If you have a customer with a CR-V Hybrid/Accord Hybrid with DTC P0700 (Transmission Control System MIL Request) and check engine light is illuminated), they may notice …AATS231201 · Technical service bulletin · Engine and Engine Cooling · issued Dec 12, 2023
- Service Bulletin - Some customers may experience the MIL (malfunction indicator lamp) illuminating when rapidly decelerating from a high vehicle speed due to Fluid aeration occurri…A23-083 · Technical service bulletin · Electrical System · issued Nov 10, 2023
- Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2023-2024 Accord FHEVs with a customer complaint of the display audio volume knob being inoperable fo…ATI&11032023908 · Technical service bulletin · Electrical System · issued Nov 3, 2023
- Service Bulletin - Some customers may experience the MIL (malfunction indicator lamp) illuminating when rapidly decelerating from a high vehicle speed due to fluid aeration occurin…A23-083 · Technical service bulletin · Electrical System · issued Oct 13, 2023
- Service Bulletin - The vehicle may experience a no start condition, low speed rough idle, engine RPM hunting, or have the following DTCs set P0017 (Camshaft Position (CMP) Sensor B…A23-048 · Technical service bulletin · Engine and Engine Cooling · issued Oct 4, 2023
- Service Bulletin - Some customers may experience the MIL (malfunction indicator lamp) illuminating when rapidly decelerating from a high vehicle speed due to fluid aeration occurri…A23-083 · Technical service bulletin · Electrical System · issued Sep 29, 2023
- Service Bulletin - The telematics control unit has a parasitic draw that causes a dead 12 volt battery due to the telematics control unit failing to properly complete the provision…A23-061 · Technical service bulletin · Electrical System · issued Aug 2, 2023
- Service Bulletin - The vehicle may experience a no start condition, low speed rough idle, engine RPM hunting, or have the following DTCs set P0017 (Camshaft Position (CMP) Sensor B…A23-048 · Technical service bulletin · Engine and Engine Cooling · issued Jul 21, 2023
- Dealer Message - Affected vehicles may be equipped with an incorrectly machined engine block at the crankshaft position sensor (CKP) mounting location. Improper manufacturing of th…ABOM07212023903 · Technical service bulletin · Engine and Engine Cooling · issued Jul 21, 2023
- Service Bulletin - Some customers experienced a software error for code D015. A software issue is causing an internal error in the Infotainment Control Unit.A23-044 · Technical service bulletin · Equipment · issued Jun 13, 2023
- Service Bulletin - Some customers experience the following errors: DTC B2B05-92 and Code K201. These errors will prevent System Updates from functioning.A23-045 · Technical service bulletin · Electrical System · issued Jun 2, 2023
- Service Bulletin - A software issue is causing an internal error in the Infotainment Control Unit.A23-044 · Technical service bulletin · Equipment · issued May 19, 2023
- Service Bulletin - Some customers experience the following errors: DTC U1803 and Code TT06. A software issue is causing an internal Ethernet error in the CAN Gateway Unit (CGW).A23-043 · Technical service bulletin · Electrical System · issued May 19, 2023
- Dealer Message - American Honda is announcing a stop sale and emissions recall for certain 2023 Accord Hybrid and CR-V Hybrid vehicles. When the vehicle transitions from hybrid mod…ABOM05122023903 · Technical service bulletin · Engine and Engine Cooling · issued May 12, 2023
- Service Bulletin - While transitioning from Hybrid mode (engine on) to EV mode, the PGM-FI ECU adjusts the crank position for best location of engine start. A software programming …A23-038 · Technical service bulletin · Engine and Engine Cooling · issued May 12, 2023
- Service News - Some customers are experience the following errors that have no effect on the drivability or operation of the vehicle. A software issue is causing an internal Ethern…A23040A · Technical service bulletin · Electrical System · issued Apr 6, 2023