Operation CHARM
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Porsche
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2004
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Cayenne S (9PA) V8-4.5L
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Repair and Diagnosis
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Accessories and Optional Equipment
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General Module
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Testing and Inspection
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Initial Inspection and Diagnostic Overview
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PCM/CDR23
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PCM2 Gateway
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Internal Amplifier
Internal Amplifier
Internal Amplifier
The internal amplifier is an optional part of the PCM2 (installed on the main board).