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Home >> Volvo >> 2008 >> V70 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Differential Electronic Module (DEM), Driver Information Module (Dim), Engine And Engine Control Module (ECM) - Design And Function >> Differential Electronic Module (DEM) (2009-2010) >> Diagnostic Functions >> General Information
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General Information

The control module has an integrated diagnostic system, which continuously monitors its own system as well as the input and output signals.

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