2005 LEXUS LS 1UR-FSE/3UZ-FE (XF30)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Potential air suspension issues (LS 460)
• Aging navigation system hardware and software
• Oil consumption higher than expected if service intervals extended

First checks

• Inspect air suspension system if equipped
• Check for oil leaks around valve covers and oil cooler
• Verify transmission shift quality and fluid condition

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

• LS 460 with 1UR-FSE engine launched globally in 2006 model year; some markets had early imports in late 2005.
• In 2005, markets like the USA and Japan primarily had LS 430 with 3UZ-FE engine.
• Oil capacity includes filter change service-fill; ensure synthetic oil per specifications.
• Transmission types and specifications vary by market and production month.