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Home >> Volvo >> 2002 >> S80 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Ignition And Control Systems - Specifications, Other) >> Vehicle Communication Information, Engine Control Module (ECM) (B5244S; B5244S6; 2005-2006) >> Reading Out Additional Diagnostic Trouble Code Information, Engine Control Module >> Description Of Frozen Values >> A/C Request

A/C Request

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The deployment signal from the engine control module (ECM) to the air conditioning (A/C) compressor relay.

Active = The engine control module (ECM) does not activate the air conditioning (A/C) compressor relay.

Inactive = The engine control module (ECM) activates the air conditioning (A/C) compressor relay.

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