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Service bulletin A26-089

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11035784
Published by NHTSA2026-08-05
Manufacturer's numberA26-089
Manufacturer's date2026-07-24
NHTSA componentFUEL/PROPULSION SYSTEM; ENGINE

NHTSA's summary

Service Bulletin - To better manage engine temperatures, a PGM-FI update has been developed to optimize electric water pump operation.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Fuel system

Vehicles listed
HONDA CIVIC HYBRID2025, 2026 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20246062024-10-15. Fuel System
24V7630002024-10-14. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
A26-0132026-10-01. Service bulletin. 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).
A26-0122026-10-01. Service bulletin. 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).
AEBM082620269012026-08-27. Other. 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.
A26-0132026-08-27. Service bulletin. 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.
A26-0122026-08-27. Service bulletin. 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.
ATI&082020269032026-08-24. Other. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2025-2026 Civic 2.0Ls with a customer complaint of engine stalling or loss of power. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle before you attempt a repair of any kind.
A26-0892026-08-12. Service bulletin. Service Bulletin - To better manage engine temperatures, a PGM-FI update has been developed to optimize electric water pump operation.
ATI&080520269022026-08-12. Other. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2025-2026 Civic 2.0Ls with a customer complaint of engine stalling or loss of power. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle before you attempt a repair of any kind.
ATI&072120269032026-08-05. Other. Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2025-2026 Civic 2.0Ls with a customer complaint of engine stalling or loss of power. To better understand the cause of this condition, AHM would like to collect specific parts from the vehicle before you attempt a repair of any kind.
AEBM072420269022026-08-05. Other. Dealer Message - To help improve engine temperatures, a software update has been developed for the electric water pump to optimize its operation.