Was definitely something to do with the cable, I undid bar tape, did some technical jiggling of cable, pulling it in and out of shifter, through internal routing etc whilst cable wasn't clamped.
Think I might have pulled through a mm of extra inner cable?
Solved
Was definitely something to do with the cable, I undid bar tape, did some technical jiggling of cable, pulling it in and out of shifter, through internal routing etc whilst cable wasn't clamped.
Think I might have pulled through a mm of extra inner cable?
Works now
Thanks!