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Home >> Mitsubishi >> 2003 >> Montero XLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P2121: Accelerator Pedal Position Sensor (Main) Circuit Range/Performance Problem >> DTC Set Conditions
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DTC Set Conditions

Check conditions are ignition switch "ON" position, accelerator pedal position switch: ON and APS (sub) output voltage is 1.88 volts or less. Judgement criteria is APS (main) output voltage is 1.88 volts or higher for 1 second.