volvo Workshop Repair Guides

Volvo Workshop Manuals

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The table below summarizes the input signals to and output signals from the audio module (AUM). The signal types are divided into directly connected
signals and Controller area network (CAN) communication. The illustration below displays the same information with the Volvo component
designations.

Relays and Modules > Relays and Modules - Accessories and Optional Equipment > Communications Control Module > Component Information > Description and Operation > AUM Diagnostic Functions > Page 14

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