Trim / Codes

The 2005 model year featured minor cosmetic revisions and maintained the established platform architecture. Service consideration should include inspecting suspension components, such as control arm bushings, which are prone to wear. Owners should also monitor the transmission fluid levels and performance as part of routine maintenance.

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  2005_Q45

  The 2005 Nissan Q45 is a rear-wheel-drive full-size luxury sedan powered by a 4.5-liter V8 engine paired with a 5-speed automatic transmission, offered in base and Touring trim levels. Typical maintenance focuses on the timing chain system, including tensioner and guide wear, as well as valve cover gaskets and ignition coils. The multi-link front and rear suspension components, including bushings and ball joints, also require regular inspection. Periodic transmission fluid service and brake system upkeep are recommended to keep the drivetrain operating properly.