how much does it cost to fix volvo s70 p1670 code and p0500 code

What is your question?

just ran a diagnostic test on my s70 2000 volvo and got 2 codes p0500 and p1670. what would the cost be to fix it.

What makes this problem better or worse?

car runs excellent

How long has your 2000 Volvo V70 had this problem?

just bought car