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Home >> Mazda >> 2003 >> Protege ES, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0123: Throttle Position Sensor Circuit - High Input >> Detection Condition
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Detection Condition

DTC is set when input voltage from Throttle Position (TP) sensor is more than 4.90 volts after engine starts. This is a Continuous Monitor (CM). MIL is illuminated when PCM detects malfunction during first drive cycle. Pending code is not available. Freeze frame data is available and DTC is stored in PCM memory.