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Hyundai
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2005
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Elantra GLS, 4D Sedan, Standard
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Fuel System
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DTC Troubleshooting Procedures
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DTC P0121: Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance
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Signal Waveform
Signal Waveform
Fig 1: Throttle/Pedal Position Sensor/Switch Signal Waveform Graph
Courtesy of HYUNDAI MOTOR CO.