failed emissions

  1. Michael Carpenter
    Thread

    New to me MazdaSpeed3 won’t pass emissions!

    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...
    Thread by: Michael Carpenter, Jun 5, 2020, 4 replies, in forum: Mazdaspeed 3 Troubleshooting
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