2008 BMW X3 N52B25/N52B30 (E83)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Coolant expansion tank cracking
• High-pressure fuel pump wear in some petrol engines
• Window regulator failures

First checks

• Inspect cooling system reservoir for cracks
• Verify full service history including oil changes and spark plugs
• Check for transmission fluid leaks and shifting quality

Avant de remplacer des pièces

• 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

• The 2008 BMW X3 E83 generation was produced until 2010; mostly consistent globally except diesel engines limited to markets outside North America.
• Exact engine and transmission offerings vary by market and emissions regulations