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Home >> Saturn >> 2009 >> Vue Red Line, AWD >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System >> Diagnostic Information and Procedures >> DTC C044A >> Circuit/System Description

Circuit/System Description

The PSCM monitors the engine speed validity message from the engine control module (ECM) via the serial data circuit. The PSCM uses this engine speed message, along with the torque sensor and motor position sensor inputs, to determine the desired amount of steering assist.

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