The day off work and a previous 'fix' of aliexpress addiction resulted in me updating the cornering lights to LED today..
http://s.click.aliexpress.com/e/vneqVVrfI?af=138255236
It was very easy and took 10m minutes to do the pair, I removed the aircleaner to gain access on the offside but didn't need to do anything on the nearside. Work fine, bright and no errors, highly recommended for <£10.