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throttle position sensor

  1. VW Jetta MKV 2005.5–2010
    I have a Jetta 2.0T (TSI), 2009 Wolfsburg edition. My EPC light comes on and I test it with my ODBII sensor, and it says it's a P-0221, which is the throttle position sensor, section B. This means it's in the throttle body, I understand. Before replacing it, I would like to clean it, but I...