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Home >> Porsche >> 2004 >> Cayenne (9PA) V6-3.2L >> Repair and Diagnosis >> Accessories and Optional Equipment >> General Module >> Testing and Inspection >> Initial Inspection and Diagnostic Overview >> PCM2/CDR23 >> Control Unit Function - CD Changer >> Wake-Up Function
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Wake-Up Function



Wake-up Function

In an idle state, all control units that are connected to the PCM2 are in sleep mode. When the PCM2 is switched on, 'the light' which is reinforced by the connected MOST control units and forwarded is switched on via the gateway.
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