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.
2012 Volvo XC90 R-Design, FWDFACTORY OEM SERVICE PROCEDURE
Brake Control System - Specifications, Electrical/Electronic
- Component Specifications (2003-2004)
- Component Specifications (B5254T2; 2005-2007)
- Component Specifications (B6294T; 2005-2006)
- Component Specifications (B6324S; 2007-2010)
- Component Specifications (B6324S5; 2011-2014)
- Component Specifications (B8444S; 2005-2011)
- Signal Specification, Brake Control Module (2003-2004)
- Signal Specification, Brake Control Module (B5254T2; 2005-2007)
- Signal Specification, Brake Control Module (B6294T; 2005-2006)
- Signal Specification, Brake Control Module (B6324S; 2007-2010)
- Signal Specification, Brake Control Module (B6324S5; 2011-2014)
- Signal Specification, Brake Control Module (B8444S; 2005-2011)
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.