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Home >> Infiniti >> 2003 >> I35 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0122: Throttle Position Sensor 2 Circuit Low Input Or DTC P0123: Throttle Position Sensor 2 Circuit High Input >> Possible Causes
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Possible Causes

Malfunction is detected when excessively low or high voltage from TP sensor 2 is sent to ECM. Possible causes are: