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.
âSupergirlâ and âThe Flashâ just pulled off the first inter-network crossover in recent memory, allowing Kara Zor-El (Melissa Benoist) to win back the trust of National City and make a new friend in Barry Allen (Grant Gustin), before the Scarlet Speedster raced back to his own universe over on The CW. But while Barry has to focus on Zoom, who is ...