The reason for the relay is voltage drop in the starter circuit. Because of the usually long length of cable from the starter to the control panel the voltage drop in the cable can be enough to prevent the solenoid from engaging fully. The result is a click and nothing else when you press the starter.
The Flash Interview: Danielle Panabaker On Why Killer Frost is Fascinated By Barry's Body. Danielle Panabaker, who plays Caitlin Snow in The Flash, has a new interview up on The CW's social media channel, explaining just why she's so interested in The Flash's body. The scientist in Caitlin is excited to know everything that's going on in Barry's body, Panabaker said. Sheâs smart. Sheâs beautiful.
Even the former Director, Phil Coulson, or rather the actor who plays him, Clark Gregg, is in the dark about who the new head of SHIELD is. The end of Agents of SHIELDâs third season finale featured a seven-month time jump. Daisy Johnson is now on the run from SHIELD, but the biggest reveal came when she got away and Coulson said they needed to report this to the Director.