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Fiat
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2021
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500X Pop
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Repair and Diagnosis
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Engine Performance
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System
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1.3L - DTCS P0121 To P02EE
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DTC Troubleshooting
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P0122-Throttle Position Sensor 1 Circuit Low
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects the TPS 1 Signal voltage is below 0.25 - 0.40 volts (depending on calibration) for 0.07 seconds.