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Other MCPSC10312025901

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)
TypeOther
NHTSA id11024916
Published by NHTSA2025-11-04
Manufacturer's numberMCPSC10312025901
Manufacturer's date2025-10-31
NHTSA componentFUEL/PROPULSION SYSTEM

NHTSA's summary

Dealer Message - A fuel permeation test revealed that the fuel system does not meet regulatory standards. The fuel system has a lower than expected permeation value and is not within emission certification compliance.

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

Fuel system

Vehicles listed
HONDA Metropolitan2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026

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

Other bulletins for the same vehicles and component
NCW50 #2 - August 20262026-08-24. Service bulletin. Service Bulletin - A fuel permeation test revealed that the fuel system does not meet regulatory standards. The fuel system has a lower than expected permeation value and is not within emission certification compliance.
MCPSC082020269012026-08-24. Other. Dealer Message - The full service bulletin and parts availability for the Emissions Recall relating to 2016 ~ 2026 NCW50 METROPOLITAN FUEL SYSTEM (NCW50 #2) have been delayed until January 2027. Dealers will be notified again by iN message once the bulletin and parts become available.
NCW50 #2 - February 20262026-03-03. Service bulletin. Service Bulletin - A fuel permeation test revealed that the fuel system does not meet regulatory standards. The fuel system has a lower than expected permeation value and is not within emission certification compliance.
MCPSC112020259012025-12-04. Other. Dealer Message - A fuel system permeation test revealed that the fuel system does not meet regulatory standards and is not in compliance.
NCW50 #2 - October 20252025-11-04. Service bulletin. Service Bulletin - A fuel permeation test revealed that the fuel system does not meet regulatory standards. The fuel system has a lower than expected permeation value and is not within emission certification compliance.