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Home >> Dodge and Ram >> 2012 >> Journey SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (3.6L - DTCS P0481 To P06DD) >> Diagnosis And Testing >> P0643-Primary 5-Volt Supply Circuit High >> Set Condition:

Set Condition:

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When the Powertrain Control Module (PCM) recognizes the (F855) 5-Volt Supply circuit voltage is too high. One Trip Fault. ETC light is flashing.

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