Yes, if it sounds kinda like a click or tock (and even slightly electronic), it's the expansion valve mounted to the firewall, almost mid vehicle (left to right). If you open your hood, you will see it "embedded" into the vehicle firewall.
It looks a lot like this, except sideways, and halfway through the firewall.
View attachment 6951
It is located here:
View attachment 6952
View attachment 6953
It is discussed, in depth, here:
Breaking this off into a new thread from The Problem List thread. Here's a quick run down of what is being described: -This sound is VERY faint. -Sounds like an electronic sound (through the speakers) and almost like a button is being pressed on the head unit. -Sometimes it's a single "tock"...
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If the sound coincides with what you hear in the video, then, that's your source, and, it's normal. If not, then, please post a video so we can hear it.