2015 Triumph Trophy Se A1 problems, complaints & recalls
Most-reported problem areas: Power Train (2)
Safety recalls (1)
Engine 2020-03-17 · campaign 20V150000 · 1,585 vehicles
Defect: Triumph Motorcycles America, LTD (Triumph) is recalling certain 2013-2017 Trophy SE A1 and 2013 Trophy SE A1 Launch motorcycles. The ignition switch wiring may be damaged due to the improper routing of the front brake hose, possibly resulting in inoperable headlights or taillights or an engine stall.
Risk: A sudden loss of vehicle lighting or an engine stall increases the risk of a crash.
Fix: Triumph will notify owners, and dealers will inspect and reroute the brake hose, as necessary, free of charge. The recall began April 13, 2020. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is SRAN574.
Service bulletins (102)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Electrical System 2026-09-22 · COM2_35786 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of daignostic software and dealers should begin using it immediately.
Electrical System 2026-07-14 · COM1-35109 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool 2026-07 and dealers should begin using it immediately.
Electrical System 2026-06-23 · COM2 - 34886 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool 2026-06.1 and dealers should begin using it immediately.
Electrical System 2026-05-19 · COM6 - 34491 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of triumph diagnostic tool version 2026-06 and dealers should begin using it immediately.
Unknown Or Other 2026-05-19 · COM5 - 34490 · Service Bulletin/Repair Instructions
dealer notice announcing the availability of technical bulletin 264.
Unknown Or Other 2026-05-18 · TB264 · Service Bulletin/Repair Instructions
technical bulletin 264 provides instructions that relates to: triumph diagnostic tool - new motorcycle connection and diagnostics workflow, triumph diagnostic tool - end of support for microsoft windows 10.
Showing the 6 most recent of 102 bulletins. Search all of them free at nhtsa.gov.
What owners report
2021-07-08 · Power Train“when downshifting from 3rd gear, the transmission frequently bypasses 2nd gear and goes into neutral. this is true neutral, not a false neutral, as the neutral light comes on in the instrument panel. this situation is very dangerous and could lead to loss of control of the motorcycle. when downshifting from 3rd gear, the expectation is the motorcy…”
2017-01-23 · Power Train · 8,000 mi“when downshifting from 3rd gear, the transmission frequently bypasses 2nd gear and goes into neutral. this is true neutral, not a false neutral, as the neutral light comes on in the instrument panel. some online research indicates this is a common problem with triumph trophy and tiger 1200cc models as evident by these two user group threads: htt…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.