2014 Triumph Bonneville problems, complaints & recalls
Most-reported problem areas: Vehicle Speed Control (1)
Safety recalls (1)
Fuel System, Gasoline:fuel Injection System:injectors 2014-11-03 · campaign 14V694000 · 417 vehicles
Defect: Triumph Motorcycles America, LTD (Triumph) is recalling certain model year 2014-2015 Triumph Thunderbird, Thunderbird ABS, Tiger 800,Tiger 800 ABS, Thruxton, and Bonneville motorcycles manufactured February 6, 2014, to August 7, 2014. The engine control unit may improperly activate the fuel injectors.
Risk: Improper signalling to, and activation of, the fuel injectors could cause the engine to unexpectedly lose power, increasing the risk of a vehicle crash.
Fix: Triumph will notify owners, and dealers will modify the internal ECU hardware, free of charge. The recall began December 4, 2014. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is SB519.
Service bulletins (98)
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 98 bulletins. Search all of them free at nhtsa.gov.
What owners report
2018-12-13 · Vehicle Speed Control · 10,000 mi“i was riding the motorcycle to work in the city, when it started to rain. after a few minutes, the instruments turned off. a few minutes later, the bike stalled and would not re-start. my mechanic found water in the instrument cluster and specified that the fuel pump controls pass through the instrument cluster, and that the instrument cluster h…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.