XC90 FWD L6-3.2L VIN 98 B6324S (2007)
Yes - No Fault Found
No - Selecting the media player
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Fault-tracing information
Hint: Check that the volume is not turned down.
Check other sound sources, to see if the radio works for example.
Do other sound sources work?
Yes - Checking the component
No - Checking the sound
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Checking the component
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Detach the Integrated Audio Module (IAM).
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Connect another media player.
Load a CD disc and check that the media player is working.
Other information
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Control module general sound player See: Signal Processing Module/Service and Repair/Control Module General Sound Player
Is there sound reproduction from the media player?
Yes - No Fault Found
No - Fault-tracing information
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Checking the sound
Check that the settings (volume, fade, balance, central volume or power volume) are not causing the fault symptom.
Check the sound reproduction from multiple sources.
Check that all connectors are correctly connected to the speakers or the Audio Control Module (AUD) (option).
Was a fault detected?
Yes - FAULT FOUND
No - No Fault Found
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Checking the Supply/Ground Terminal, Multimedia Module (MMM)
Checking the voltage / ground terminal
Checking the power supply and ground terminals
Power supply multimedia module (MMM)
The multimedia module (MMM) is supplied with power via a power supply input on the control module.
When the ignition is on, the power input is powered and the multimedia module (MMM) is in active mode.
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Power input 1 (terminal #21 (#A1)) is supplied with power via a relay on the central electronic module (CEM). The relay is powered via a fuse
from the battery. The relay coil can be diagnosed by the central electronic module (CEM). The multimedia module (MMM) will not be activated if
there is an open-circuit.