failed

Hello All, Not sure if this is the right place for this post but I thought some of you would be interested to see the failure of my recently aquired 2007 MS3. I bought this car knowing it had low compression in cylinder 3 and after a 1 hour drive home I parked it in the garage and started...

I took my MazdaSpeed3 to the emissions place and they said they couldn’t read the OBD port, so they couldn’t test it. I took it to a shop and they could read it fine, so I went to another emissions testing place but again, they couldn’t read it so they couldn’t test it. Anyone have any idea what...