YOU SAID:

There is a dog in my van and it stinks in there because the dog peed

INTO JAPANESE

私のバンには犬がいて、犬がおしっこをしたのでそこに臭い

BACK INTO ENGLISH

There was a dog in my van, and it smelled there because the dog peed.

INTO JAPANESE

私のバンには犬がいて、犬がおしっこをしたのでそこに臭いがしました。

BACK INTO ENGLISH

There was a dog in my van and it smelled there because the dog peed.

INTO JAPANESE

私のバンには犬がいて、犬がおしっこをしたのでそこに臭いがありました。

BACK INTO ENGLISH

There was a dog in my van and there was a smell there because the dog peed.

INTO JAPANESE

私のバンには犬がいて、犬がおしっこをしたのでそこに臭いがありました。

BACK INTO ENGLISH

There was a dog in my van and there was a smell there because the dog peed.