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Service bulletin SMTTB235

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 id10251738
Published by NHTSA2024-03-18
Manufacturer's numberSMTTB235
Manufacturer's date2024-12-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

NHTSA's summary

Technical Bulletin 235 provides instructions that applies to Calibration Downloading, Replacement Engine ECM Setup, Replacement ABS Modulator Setup, Replacement Instrument Setup, Replacement Immobiliser and Lock Set Setup.

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, Engine control module

Vehicles listed
TRIUMPH SCRAMBLER 400 X2024
TRIUMPH SPEED 4002024

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