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secondary air pump

  1. smart Operation and Maintenance
    Hey brains trust, I need your help please! I'll try to keep this short... I have 2008 and it was running fine. A little while ago the Secondary Air Pump made that screeching sound telling me it was dying. It made the sound one more time then died; no Check Engine Light. A few weeks later...
  2. smart General Discussion
    I have a 2009 Smart. In 2014, my secondary air pump required replacing. Within a couple of weeks of that replacement, it required being replaced under warranty for a defective air pump. Now, less than 2 years later (and annoyingly not under warranty), my secondary air pump is requiring being...
  3. smart Operation and Maintenance
    So my secondary air injection pump does not come on but I don't have a check engine light. It is less than 10°F outside in the morning when i start it so the engine isn't warm. I am getting under 30 MPG and I'm assuming this has to do with it. I can't seem to find anything like this on the web...
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