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Home >> Volvo >> 2017 >> V60 T6 Polestar >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering - Design And Function >> Power Steering Control Module (PSCM) >> Power Steering Control Module, Electric Power Steering (PSCM) [2014-2018, B4204T11 | 2014-2016, B4204T12 | 2017-2018, B4204T43 | 2016-2018, B4204T9] >> Diagnostic Functions >> General
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Diagnostic Functions: General

The control module has a built-in diagnostic system, Volvo Diagnostic, which continuously monitors internal functions as well as input and output signals.