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Home >> Volvo >> 2005 >> V70 Base, 2.5 59, AWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Bulbs, Control Modules, Charging - Design And Function >> Engine Control Module (ECM) (B5244S; 2003-2007) >> Diagnostic functions >> Overview >> Emission-related diagnostic functions
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Emission-related diagnostic functions

The engine control module (ECM) checks that the emission-related systems are working. These systems are checked by running a diagnostic function. The diagnostic function checks the components and that the system is functioning.

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