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Service bulletin SMTTB224

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 id10210485
Published by NHTSA2022-04-25
Manufacturer's numberSMTTB224
Manufacturer's date2022-03-24
NHTSA componentELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); BACK OVER PREVENTION; SUSPENSION; EXTERIOR LIGHTING:HEADLIGHTS; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

NHTSA's summary

Technical Bulletin 224 provides instructions that applies to Triumph Diagnostic Tool - New Diagnostic Functionality, Electronic Systems Commissioning and Motorcycle Unlocking, TSAS Calibration - Rear Suspension Unit Preload Motor Calibration, TSAS Calibration - Front and Rear Stroke Sensor Calibration, ABS Download, Updated Unlock ECM Functionality.

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

Driver assistance, Engine, Lighting, Suspension, Backup camera, Engine control module, Headlights

Vehicles listed
TRIUMPH TRIUMPH

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