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Dodge and Ram
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2016
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ProMaster City Base
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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 P2122 To U1504
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DTC Troubleshooting
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U0300-Internal Control Module Software Incompatibility
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When Monitored
When Monitored
This diagnostic runs continuously when the following conditions are met:
With the ignition on and battery voltage greater than 10.0 volts.