I experienced similar sounding troubles with my 2013 FZ6R this year. It took several returns to the local dealership to resolve. First 'fix' was replacing the battery. In a week or so, same troubles returned during a ride. I rode it directly to the shop, left it at their back door and walked...
I purchased my 2013 brand new in 2015 from a dealership. I've gone 19,000 miles in 3 years and I just replaced the tires for its first time. (Continental Conti-Motion as recommended by posters here). Its been a great motorcycle ownership experience.
This thread was a great help
Thank you for this thread. I just finished replacing my plugs and the operation was a success. It took about 3 careful hours, working slow and meticulously. I don't think it was necessary to remove the two big side fairings to get the work done and those things can...