2006 VOLVO XC90 B5254T2/B6324S (P28)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing belt wear and tensioner issues if not replaced on schedule
• Turbocharger wastegate failures on some variants
• Electrical gremlins in early model years
• Rear suspension bush wear

First checks

• Verify timing belt service history
• Check for oil leaks around turbo and valve cover gasket
• Inspect suspension bushings and ball joints
• Test central electronic modules

Before replacing parts

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• Engine availability varies by market; e.g., diesel D5 engines were mainly for Europe.
• Technical specifications may vary slightly depending on production month and local emissions regulations.