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Home >> Volvo >> 2007 >> C70 Automatic >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Fuel System >> Fuel Tank System And Engine Control Module (ECM) - General Diagnostics Information >> Vehicle Communication Information, Engine Control Module (ECM) >> Description Of Parameters >> Parameter, Status >> Air Conditioning (A/C) Pressure Switch
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Air Conditioning (A/C) Pressure Switch

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

OFF = Engine control module (ECM) allows start up of compressor.

ON = Engine control module (ECM) does not allow start up of compressor.