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Home >> Volvo >> 2021 >> S90 T6 Inscription >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control Systems - Design >> (Engine Control Module (ECM)) >> Engine Control Module (ECM) (4/46) [2017-2022] >> Diagnostic Information
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Diagnostic Information

The Engine Control Module (ECM) has a built-in diagnostic system, which continuously monitors the control module, as well as the input and output signals. It has readable parameters.