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  1. P0497 and then p0301 (purge valve/misfire)

    smart Operation and Maintenance
    I have seen the P0301 in other threads but mine seems a little different. 2010 Cabriolet with 28,000 miles on it. 2 weeks ago I got a code on my scan gauge of P0497 which is the purge valve. It was only that one time. This morning I left the house and drove maybe a mile and it started shaking...