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Jeep
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2020
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Compass Trailhawk
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Repair and Diagnosis
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Engine Performance
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System
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2.4L - DTCS P104D To P0140
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DTC Troubleshooting
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P0121-Throttle Position Sensor 1 Performance
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When Monitored
When Monitored
This diagnostic runs when the following conditions are met:
With the engine running.
P2135 DTC is active.