Melee Kickstart does not work if you have more than 100% melee energy
Kickstarts work after you use respective ability regardless how many charges you have. But this is not true for melee.
If you have more than 100% of melee energy, Melee Kickstart [b]does not work[/b]. It works only if you use melee ability exactly at 1 charge.
Here are the tests: [url=https://imgur.com/a/b47rYf6]link[/url]. The first test demonstrates that Kickstart works for second grenade charge.