Service bulletins for the 2024 Triumph Speed 400
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.
70 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Electrical system are shown. Show all
| SMT-COM-01 | 2024-04-29. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Dealer notice announcing the availability of Diagnostic software 2024-03 and dealers should begin using it immediately. |
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| Parts | 2024-04-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Dealer notice announcing the availability of Diagnostic software 2024-02 and dealers should begin using it immediately. |
| SMTCOM01 | 2024-03-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Dealer notice announcing the availability of Diagnostic software 2024-01 and dealers should begin using it immediately. |
| SMTTB236 | 2024-03-18. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin 236 provides instructions that applies to Triumph Diagnostic Tool - Autoscan feature that doesn't currently support the given models. |
| SMT-COM03 | 2024-01-29. Service bulletin. ELECTRICAL SYSTEM. Dealer notice announcing the availability of Diagnostic software 2023-08 and dealers should begin using it immediately. |
| SMT-TB234 | 2024-01-29. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Technical Bulletin 234 provides instructions that applies to Electronic Systems Commissioning and Motorcycle Unlocking. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.