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Jeep
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2023
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Grand Cherokee Summit 4xe
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS P0401 To P04C1
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DTC Troubleshooting
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P0404 EGR Position Sensor Performance
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Set Condition
Set Condition
If during the EGR Valve open position rationality test, the Powertrain Control Module (PCM) determines that the difference between the EGR Valve actual position and desired position is greater that a calibrated threshold.