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Home >> Mitsubishi >> 2012 >> i-MiEV ES >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering - With Diagnostics >> Power Steering Diagnosis >> Diagnostic Trouble Code Procedures >> DTC C1521: Vehicle speed sensor input error >> DTC Set Condition
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DTC Set Condition

DTC C1521 is set when the system receives an abnormal vehicle speed signal, and the microprocessor determines that the vehicle speed measurement system is faulty.