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Home › Volvo › 2002 › V70 XC › Repair and Diagnosis › Engine Performance › Ignition System › Ignition And Control Systems - Specifications, Other › Vehicle Communication Information, Engine Control Module (ECM) (B5244S; 2005-2007) › Description of component / functions activation › Component / function › Control module cooling fan

Control module cooling fan

The cooling fan for the control modules starts.

The fan buzzes.

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