2008 NISSAN Altima QR25DE/VQ35DE (L32)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Throttle body sensor issues causing idle problems (QR25DE)
• Timing chain tensioner noise (VQ35DE)

First checks

• Regular oil and filter changes per schedule
• Inspect CVT fluid condition if equipped
• Check for intake manifold gasket leaks

Antes de cambiar piezas

• 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 Altima's engine options and transmissions vary significantly by market.
• Oil capacity includes filter change; always verify exact values from local official service literature.