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Home >> Volvo >> 1999 >> S80 Base >> Repair and Diagnosis >> Body & Frame >> Seats >> Electrical Accessories - Design And Function >> Climate Control Module (CCM) (1999-2004) >> Diagnostic functions >> Frozen values climate control module, description >> Air quality sensor pulse width, value
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Air quality sensor pulse width, value

Measurement range 0-100%

The climate control unit calculates the air quality using the signal from the air quality sensor. The value is used to control the position of the recirculation motor.