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.
2004 Volvo XC90 Base, FWDFACTORY OEM SERVICE PROCEDURE
DTC Index
Select a section or procedure below to view factory instructions:
Accessory Electronic Module (AEM) DTCSAntenna Module (ATM) DTCSAudio Module (AUD) DTCSBrake Control Module (BCM) DTCSClimate Control Module (CCM) DTCSCentral Electronic Module (CEM) DTCSDriver Door Module (DDM) DTCSDifferential Electronic Module (DEM) DTCSDriver Information Module (Dim) DTCSEngine Control Module (ECM) DTCS - B5254T2Engine Control Module (ECM) DTCS - B6294TInfotainment Control Module (ICM) DTCSMultimedia Module (Mmm) DTCSMedia Player 1 (Mp1) DTCSMedia Player 2 (Mp2) DTCSPassenger Door Module (PDM) DTCSPhone Module (PHM) DTCSPower Seat Module (PSM) DTCSRear Electronic Module (Rem) DTCSSteering Angle Sensor (SAS) DTCSSupplemental Restraint System (SRS) DTCSSteering Wheel Module (SWM) DTCSTransmission Control Module (TCM) DTCS
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.