Learn Hardcore Japanese: kosyousindan ga owarimasita.

Word

故障診断こしょうしんだん　が　終おわりました。koshoushindan ga owarimashita.

Meaning

The fault diagnosis is finished.

Part of speech

sentence

Pronunciation

Course

Lesson

Breakdown of koshoushindan ga owarimashita.

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How do you read 故障診断?

It is read こしょうしんだん.

Together, 故障診断 means something like fault diagnosis, diagnostic check, or troubleshooting, depending on context.

Why are there spaces in the sentence? I thought Japanese usually doesn’t use spaces.

That’s right—normal Japanese is usually written without spaces.

So in natural writing, this would normally appear as:

故障診断が終わりました。

The spaces are just there as a learning aid to make the parts easier to see:

What does が do in this sentence?

が marks the subject of the sentence.

Here, the thing that ended is 故障診断. So the structure is basically:

So が tells you what it is that has finished.