LEMON Manuals
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2021
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Cherokee High Altitude, Full Time T/Case Control
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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 P023A To P0449
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DTC Troubleshooting
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P0404-EGR Position Sensor Performance
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Set Condition
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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.