How much oil does a 1999 Lexus LS 400 take?
About 6 quarts (roughly 5.7 liters) of engine oil with a new filter.
The 1999 Lexus LS 400 uses Toyota's 1UZ-FE 4.0-liter V8. Official service data list the oil capacity as 6.0 quarts with the filter installed; if you’re not replacing the filter, expect around 5.0 quarts. Actual capacity can vary slightly by market and production year. Always confirm level with the dipstick after filling and running the engine.
Oil capacity specifics
Baseline figures for the LS 400
Use the following capacity numbers as a practical guide during oil changes.
- With the oil filter in place: 6.0 quarts (5.7 liters).
- Without replacing the filter: about 5.0 quarts (4.7 liters).
These figures are typical for the 1999 LS 400's 1UZ-FE engine. After filling, run the engine a minute or so, then recheck with the dipstick and top up if needed.
Oil type and change tips
Choosing oil and performing the change
When selecting oil and performing the change, consider these guidelines:
- Oil viscosity: 5W-30 is common for a wide range of climates; 10W-30 may be recommended in hotter environments.
- Oil quality: Use a conventional or synthetic oil meeting current standards and your climate needs; follow the manufacturer’s viscosity recommendations in the owner's manual.
- Post-change check: After adding oil, start the engine, let it run briefly, turn off, wait a couple of minutes, then recheck the dipstick and adjust to the full mark if needed.
Following these guidelines helps ensure proper lubrication and engine longevity for the 1999 LS 400.
Summary
The 1999 Lexus LS 400 typically takes about 6 quarts (5.7 liters) of oil with a new filter, and around 5 quarts (4.7 liters) if the filter is not replaced. Use 5W-30 or similar viscosity appropriate for your climate, and always verify the level with the dipstick after the service.
