It's worth disagreeing about - calling them 'accidents' removes responsibility from the drivers involved, think about phrases in English like "accidents happen" - which are used specifically for this purpose. Calling them 'crashes' is simply a description of what happened, without any suggestion of why.

The Oxford dictionary almost disagrees, I think you could argue the point. Note the origin too.

“by accident Unintentionally; by chance...

...Origin

Late Middle English (in the general sense ‘an event’): via Old French from Latin accident- ‘happening’, from the verb accidere, from ad- ‘towards, to’ + cadere ‘to fall’.