Your "check ENGINE" light is on.
The Big Bang Theory Season 3, Episode 11
(ENGINE starts)
The Big Bang Theory Season 5, Episode 19
[ENGINE revving]
The Big Bang Theory Season 12, Episode 19
[CAR ENGINE STARTS]
Breaking Bad Season 2, Episode 10
I rebuilt a tractor ENGINE
when I was, like, 12.
The Big Bang Theory Season 1, Episode 2