1984 Peugeot 604 Oil Type & Capacity
The 1984 Peugeot 604 takes 15W-40 motor oil — 10.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
15W-40 — 10.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Automatic — 2.3L Eng | API - CD, SAE 15W-40 | 10.50 PTS. | — | — |
| Standard — 2.3L Eng | API - CD, SAE 15W-40 | 10.50 PTS. | — | — |
Buy the right oil
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More specs & repair guides for your 604
1984 Peugeot 604 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
21.1 quarts (9.98 L) — 50/50 mixture of PEUGEOT Antifreeze/Coolant and water
Frequently asked questions
What type of oil does a 1984 Peugeot 604 take?
The 1984 Peugeot 604 takes 15W-40 motor oil (API - CD, SAE 15W-40), per the factory service manual.
How much oil does a 1984 Peugeot 604 take?
The 1984 Peugeot 604 holds 10.5 quarts with a filter change.
Can I use synthetic oil in my 1984 Peugeot 604?
Yes. 15W-40 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1984 Peugeot 604. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.