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Home >> Mitsubishi >> 2003 >> Montero XLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P2123: Accelerator Pedal Position Sensor (Main) Circuit High Input >> Technical Description

Technical Description

The APS (main) outputs voltage which corresponds to the accelerator pedal depression. The PCM checks whether the voltage is within a specified range.

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