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Home >> Volvo >> 2007 >> C70 Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Electronics - Design And Function - 2 Of 4 >> Engine Control Module (ECM) (B5254T3; 2006-2007) >> Diagnostic Functions >> Overview >> Emissions Related Diagnostic Functions
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Emissions Related Diagnostic Functions

The engine control module (ECM) checks that the emissions 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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