2025 Honda Civic Hybrid Technical Service Bulletins

14 technical service bulletins (TSBs) are on record for the 2025 Honda Civic Hybrid. 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.

• 11037701Sep 25, 2026Engine. Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which may cause vehicles to experience overheating, coolant loss, and/or misfire. In some cases, DTCs P0300 through P0304 may also be stored (DTCs are not required for repair).
• 11036424Aug 26, 2026Engine. Dealer Message - Under certain conditions, the cylinder head gasket effectiveness may be reduced which may cause vehicles to experience overheating, coolant loss, misfire, and/or DTCs P0300 through P0304 stored.
• 11036412Aug 26, 2026Engine. Service Bulletin - Under certain conditions, the cylinder head gasket effectiveness may be reduced which may cause vehicles to experience overheating, coolant loss, misfire and/or DTCs P0300 thru P0304 stored.
• 11036114Aug 8, 2026Fuel system. Service Bulletin - To better manage engine temperatures, a PGM-FI update has been developed to optimize electric water pump operation.
• 11035784Jul 24, 2026Engine, Fuel system. Service Bulletin - To better manage engine temperatures, a PGM-FI update has been developed to optimize electric water pump operation.
• 11035778Jul 24, 2026Engine, Fuel system. Dealer Message - To help improve engine temperatures, a software update has been developed for the electric water pump to optimize its operation.
• 11031760Apr 22, 2026Body and structure. 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 contacting the top of the front damper body.
• 11031758Apr 21, 2026Transmission and drivetrain. 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 multiple warning lights, Malfunction Indicator Lights (MIL), and decreased hybrid system performance.
• 11031500Apr 21, 2026Engine. 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 multiple warning lights, Malfunction Indicator Lights (MIL), and decreased hybrid system performance.
• 11031289Apr 7, 2026Electrical system. 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.
• 11031285Apr 4, 2026Transmission and drivetrain. 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 multiple Malfunction Indicator Lights (MIL) and decreased hybrid system performance.
• 11031279Apr 4, 2026Transmission and drivetrain. 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 leakage, illumination of multiple Malfunction Indicator Lights (MIL), and/or loss of driving force.
• 11021951Aug 4, 2025Electrical system. 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.
• 11014395Feb 14, 2025Engine. 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 freezing temperatures.

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