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  1. p2188 code no reading from front oxygen sensor

    smart General Discussion
    Been pulling my hair out and being nickled and dimed by this Dumb car. Have replaced all sensors, maf sensor, throttle body and sensor, all plugs and wires, air filter, oil filter etc. The latest mechanic says that it is not reading the front oxygen sensor and thinks the ecm is bad. Any way...
  2. Check Engine Light Code P2188

    smart Operation and Maintenance
    I have 2009 Smart. It has 60,000. I am getting a Check Engine Light Code P2188 on a weekly basis. I keep clearing it. I changed my spark plugs last September. Some people say it might be Mass Air Flow Sensor. I don't know where it is or what it looks like. If someone can tell me where to...
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