自己 じこ検査 けんさ符号 ふごうではありませんでした
jikokensafugōdewa arimasendeshita

Noun
Desu Copula

The polite, past negative form of 自己検査符号

1. Was not a self-inspection code.; Was not the self-inspection code.

Past/Perfective
Negative
Polite
Formal Register
Computing