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Service bulletin COM1 - 34334

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 id11033605
Published by NHTSA2026-06-05
Manufacturer's numberCOM1 - 34334
Manufacturer's date2026-05-05
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Dealer notice advising that the latest Triumph Diagnostic Tool version 2026-05.1 includes support for the new Thruston 400 & Tracker 400 models.

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

Electrical system

Vehicles listed
TRIUMPH THRUXTON 4002026
TRIUMPH TRACKER 4002026

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
COM2_357862026-10-05. Service bulletin. Dealer notice announcing the availability of Daignostic software and dealers should begin using it immediately.
COM1-351092026-08-05. Service bulletin. Dealer notice announcing the availability of Triumph Diagnostic Tool 2026-07 and dealers should begin using it immediately.
COM2 - 348862026-07-03. Service bulletin. Dealer notice announcing the availability of Triumph Diagnostic Tool 2026-06.1 and dealers should begin using it immediately.
COM6 - 344912026-06-05. Service bulletin. Dealer notice announcing the availability of Triumph Diagnostic Tool version 2026-06 and dealers should begin using it immediately.
COM4 - 344352026-06-05. Service bulletin. Dealer notice advising the availalbility of TDT version 2026-05.2 which resolves the ABS as Not Connected issues in SmartScan, on Tracker 400 & Thruxton 400 models.
COM02 - 342382026-05-06. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-05.1 and dealers should begin using it immediately.
COM01 - 337842026-04-02. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-04 and dealers should begin using it immediately.
COM1 - 334802026-03-04. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-03 and dealers should begin using it immediately.
COM2 - 332332026-02-05. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-02 and dealers should begin using it immediately.
COM1 - 329762026-02-05. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2026-01 and dealers should begin using it immediately.