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Power Strokes
6.4 Tech
U0073
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[QUOTE="Jeff@Spartan, post: 144582, member: 223"] U0073 - Control Module Communication Bus A Off Description: This DTC is set when the controller area network (CAN) between the powertrain control module (PCM) and data link connector (DLC) is open. Possible Causes: • Communication error Diagnostic Aids: Network DTC concerns occur during module-to-module communication. For additional description and operation of the vehicle communication network, refer to the Workshop Manual Section 418-00, Module Communications Network. [/QUOTE]
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