S80 L6-2.9L VIN 92 B6294S2 (2004)
Before taking any readings, see Checking the ground terminals See: Component Tests and General Diagnostics/Checking Ground Terminal.
Audio control module (cable between the audio module and the CD changer/navigation unit)
Before taking any readings, see Checking the ground terminals See: Component Tests and General Diagnostics/Checking Ground Terminal.
External amplifier
Before taking any readings, see Checking the ground terminals See: Component Tests and General Diagnostics/Checking Ground Terminal.
10CD changer