1998 Volvo S90 Oil Type & Capacity
The 1998 Volvo S90 takes 10W-30 motor oil — 5.9 quarts with a filter change, per the factory service manual.
Factory-spec answer
10W-30 — 5.9 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| AW30-40 — 2.9L Eng | API - SG, SG/CD or SH, SAE 10W-30 (-4Deg.F to Above 104Deg.F) Synthetic Oil | — | 5.50 QTS. | — |
| AW30-43 — 2.9L Eng | API - SG, SG/CD or SH, SAE 10W-30 (-4Deg.F to Above 104Deg.F) Synthetic Oil | — | 5.50 QTS. | — |
Buy the right oil
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More specs & repair guides for your S90
1998 Volvo S90 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
10.5 quarts (9.93 L) — 50/50 mixture of VOLVO Antifreeze/Coolant and water
Frequently asked questions
What type of oil does a 1998 Volvo S90 take?
The 1998 Volvo S90 takes 10W-30 motor oil (API - SG, SG/CD or SH, SAE 10W-30 (-4Deg.F to Above 104Deg.F) Synthetic Oil), per the factory service manual.
How much oil does a 1998 Volvo S90 take?
The 1998 Volvo S90 holds 5.9 quarts with a filter change, or 5.5 quarts without changing the filter.
Can I use synthetic oil in my 1998 Volvo S90?
Yes. 10W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1998 Volvo S90. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.