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Service bulletin TSB-NIU-20210224

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 id10187823
Published by NHTSA2021-03-01
Manufacturer's numberTSB-NIU-20210224
Manufacturer's date2021-02-24
NHTSA componentEQUIPMENT

NHTSA's summary

Issue with update to H1 Diagnostic Device for NIU line-make.

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

Equipment and accessories

Vehicles listed
GENUINE SCOOTER GENUNIE SCOOTER
GENUINE SCOOTER ROYAL ALLOY2020

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