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Service bulletin SMT-TB231

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 id10242547
Published by NHTSA2023-09-18
Manufacturer's numberSMT-TB231
Manufacturer's date2023-07-08
NHTSA componentSUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

NHTSA's summary

Technical Bulletin 231 provides instructions that applies to Electronic Suspension Software Update - Introduction to Minimum Preload Function.

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, Suspension

Vehicles listed
TRIUMPH TIGER 1200 GT2022, 2023
TRIUMPH TIGER 1200 GT EXPLORER2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
TRIUMPH TIGER 1200 GT PRO2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
TRIUMPH TIGER 1200 RALLY EXPLORER2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
TRIUMPH TIGER 1200 RALLY PRO2022, 2023 (the catalog's model; the bulletin names a series or trim of it)

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
SMT-COM042023-09-18. Service bulletin. Dealer notice advising of an error with the latest SCU software for the given model.
SMT-COM022023-05-30. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2023-02 and dealers should begin using it immediately.
SMT238912023-05-15. Service bulletin. Dealer notice announcing the availability of Diagnostic software 2023-01.3 and dealers should begin using it immediately.