Mustang GT V8-4.6L SOHC VIN X (1998)
Multiplex Communication Network: Diagnostic Trouble Code Tests and Associated Procedures
Before proceeding to the Symptom Chart:
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Review equipment level of vehicle.
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Make note of module and systems with which vehicle is not equipped.
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Before performing a pinpoint test, make sure DTC being diagnosed is referencing a module or system with which the vehicle is equipped.
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New Generation STAR (NGS) Tester may produce a network DTC for no communication if the vehicle is not equipped with the suspect module
or system.
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New Generation STAR (NGS) Tester will interpret a not equipped module as a communication failure.
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If a DTC is retrieved for a not equipped module or system, disregard this DTC.
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If a not equipped DTC is the only DTC retrieved, the communication system self test should be considered passed.
