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Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control Module (ECM) - Vehicle Communication Information >> Vehicle Communication Information, Engine Control Module (ECM) (B6304T2; 2008-09) >> Description Of Parameters >> Parameters, Value >> Air Conditioning (A/C) Pressure (Pa)
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Air Conditioning (A/C) Pressure (Pa)

Measurement range: 0 - 3100 kPa.

The engine control module (ECM) calculates the value from the signal from the air conditioning (A/C) pressure sensor.

The value shows the variable AC compressor's deployment (duty cycle).

The engine control module (ECM) calculates the pressure based on the signal from the air conditioning (A/C) pressure sensor. The pressure is given as a value relative to the atmospheric pressure.

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