Can anybody help I’ve changed the exhaust and break levers today on my 2016 fireblade and now the break light is staying on any ideas
Yes. The brake light switch is stuck on. Check the front brake lever switch and/or adjust the the travel of the lever. Also, it could be the rear brake lever switch has fouled something while fitting the exhaust. Should be a simple solution either way.
A few You Tube vids on this. Approx 10 minute mark is the relevant rear switch. Most likely your prob: