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Jeep
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2021
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Cherokee Altitude, 4WD
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Repair and Diagnosis
›
Engine Performance
›
System
›
2.4L - DTCS U0102 To U1504
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DTC Troubleshooting
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U0140-Lost Communication With Body Control Module
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When Monitored
When Monitored
This diagnostic runs continuously with the ignition on.
Battery voltage between 9.0 and 16.0 volts.