Crash verb – To cause to break with violence and much noise. Shut down and crash are semantically related In some cases you can use "Shut down" instead a verb "Crash". Nearby Words: crashed, crashing
Shut down verb – Cease to operate or cause to cease operating. Crash and shut down are semantically related in cease activity topic. Sometimes you can use "Crash" instead a verb "Shut down".
Hope you didn't crash when your car shut down while driving the freeway, because you can't find a functioning phone to call 911 and the ambulances aren't working anyway.