1990 Audi 100 Oil Type & Capacity
The 1990 Audi 100 takes 5W-20 motor oil — 5.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic — 2.3L Eng | API - SAE 5W-20/30 (Below -15Deg.F to 20Deg.F), 10W-30/40 (-5Deg.F to 65Deg.F), 15W-40/50 (10Deg.F to Above 85Deg.F), 20W-40/50 (15Deg.F to Above 85Deg.F) | 5.00 QTS. | 4.50 QTS. | — |
| Base, Standard — 2.3L Eng | API - SAE 5W-20/30 (Below -15Deg.F to 20Deg.F), 10W-30/40 (-5Deg.F to 65Deg.F), 15W-40/50 (10Deg.F to Above 85Deg.F), 20W-40/50 (15Deg.F to Above 85Deg.F) | 5.00 QTS. | 4.50 QTS. | — |
| Quattro — 2.3L Eng | API - SAE 5W-20/30 (Below -15Deg.F to 20Deg.F), 10W-30/40 (-5Deg.F to 65Deg.F), 15W-40/50 (10Deg.F to Above 85Deg.F), 20W-40/50 (15Deg.F to Above 85Deg.F) | 5.00 QTS. | 4.50 QTS. | — |
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More specs & repair guides for your 100
1990 Audi 100 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
2.1 quarts (7.94 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water. Use Phosphate-free Antifreeze.
Frequently asked questions
What type of oil does a 1990 Audi 100 take?
The 1990 Audi 100 takes 5W-20 motor oil (API - SAE 5W-20/30 (Below -15Deg.F to 20Deg.F), 10W-30/40 (-5Deg.F to 65Deg.F), 15W-40/50 (10Deg.F to Above 85Deg.F), 20W-40/50 (15Deg.F to Above 85Deg.F)), per the factory service manual.
How much oil does a 1990 Audi 100 take?
The 1990 Audi 100 holds 5.0 quarts with a filter change, or 4.5 quarts without changing the filter.
Can I use synthetic oil in my 1990 Audi 100?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1990 Audi 100. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.