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I have civic 2002 1.6 auto.. this sensor or regulator (dont know what it is) was near ECU behind the glove box.. local stupid electrician was messing with it and trying to calibrate this.. but at the end of the day car isn't shifting proper and running rich on fuel.. please help me to calibrate this sensor and can anyone tell me how to test its voltage..and what is normal voltage..waiting for a positive response..