Operation CHARM
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1992
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100CS Quattro Sedan V6-2.8L (AAH)
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Mixture Calibration Potentiometer
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Description and Operation
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Mixture Calibration Potentiometer: Description and Operation
PURPOSE
The CO Potentiometer, on the mass airflow sensor, is used to adjust the idle injection quantity only.
OPERATION
The CO Potentiometer varies an input resistance to the the ECM.