Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLVO2004XC90 AWD L5-2.5L TURBO VIN 59 B5254T2REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTRADIO, STEREO, AND COMPACT DISCDESCRIPTION AND OPERATIONMD MODULE (MP1) AND CD MODULE (MP2)SYSTEM OVERVIEW
2004 Volvo XC90 AWD L5-2.5L Turbo VIN 59 B5254T2
System Overview
2004 Volvo XC90 AWD L5-2.5L Turbo VIN 59 B5254T2SECTION System Overview
System overview
MD module (MP1) and CD module (MP2)
The media players play back Mini Discs and compact discs. There are two different media players:
- the MD module (MP1) plays Mini Discs
- the CD module (MP2), which plays compact discs, can be a single disc player or a CD changer for 6 CDs.
The control modules are in the center console.
The media player uses optical serial communication to communicate with other components on the MOST network. This means that all communication with the media player is via the infotainment control module (ICM). The media players are connected to the audio module (AUD) for access to the loudspeakers.
Any diagnostic trouble codes (DTCs) are stored in the control module memory. This information can be read off using VIDA via the data link connector (DLC) in the car.
For further information, also see Signal specifications.
Signals
The following table summarizes the input signals to and output signals from the media players. These signals type are only transmitted via MOST communication. The illustration below displays the same information with the Volvo component designations.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.