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Jeep
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2021
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Compass Altitude, FWD
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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2.4L - DTCS P2AF6 To U1504
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DTC Troubleshooting
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U1134-Lost Stop/Start Switch 2 Message
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Set Condition
Set Condition
The Powertrain Control Module (PCM) either doesn't receive a Stop/Start bus message or receives an implausible bus message from the Body Control Module (BCM).