There is a difference between failed and failed.
We can discuss semantics if you like: "The ECC failed (to do it's job in normal mode)" ... "The ECC suffered a failure (causing both engines to quit).
fail
feɪl
verb
1.
be unsuccessful in achieving one's goal.
"he failed in his attempt to secure election"
be unsuccessful in (an examination or interview).
"she failed her finals"
The goal with the EEC is for it to run in normal mode.
