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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 73 (Power Steering System Diagnosis (HEV)) >> DTC C1622: Vehicle Speed Signal Error >> General Information >> General Description

General Information: General Description

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EPS provides different assist force according to vehicle speed while Engine ON. A vehicle speed signal must be inputted normally to EPS (MDPS = Motor Driving Power Steering) CM for normal EPS control.