1998 Toyota Avalon Oil Type & Capacity
The 1998 Toyota Avalon takes 5W-30 motor oil — 5.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| XL | SAE 5W-30 (Preferred) (Below -20Deg.F to above 100Deg.F), 10W-30 (Above 0Deg.F) | 5.00 QTS. | 4.80 QTS. | — |
| XLS | SAE 5W-30 (Preferred) (Below -20Deg.F to above 100Deg.F), 10W-30 (Above 0Deg.F) | 5.00 QTS. | 4.80 QTS. | — |
Buy the right oil
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More specs & repair guides for your Avalon
1998 Toyota Avalon factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.8 quarts (9.27 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water. DO NOT use alcohol type antifreeze or plain water alone.
Frequently asked questions
What type of oil does a 1998 Toyota Avalon take?
The 1998 Toyota Avalon takes 5W-30 motor oil (SAE 5W-30 (Preferred) (Below -20Deg.F to above 100Deg.F), 10W-30 (Above 0Deg.F)), per the factory service manual.
How much oil does a 1998 Toyota Avalon take?
The 1998 Toyota Avalon holds 5.0 quarts with a filter change, or 4.8 quarts without changing the filter.
Can I use synthetic oil in my 1998 Toyota Avalon?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1998 Toyota Avalon. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.