1990 Jaguar XJ6 Oil Type & Capacity
The 1990 Jaguar XJ6 takes 5W-20 motor oil — 8.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 8.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base — 4.0L Eng | API - SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40/50 (-4Deg.F to 110Deg.F), 15W-40/50, 20W-40/50 (14Deg.F and Above) | — | 7.90 QTS. | — |
| Sovereign — 4.0L Eng | API - SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40/50 (-4Deg.F to 110Deg.F), 15W-40/50, 20W-40/50 (14Deg.F and Above) | — | 7.90 QTS. | — |
| Vanden Plas — 4.0L Eng | API - SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40/50 (-4Deg.F to 110Deg.F), 15W-40/50, 20W-40/50 (14Deg.F and Above) | — | 7.90 QTS. | — |
| Vanden Plas Majestic — 4.0L Eng | API - SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40/50 (-4Deg.F to 110Deg.F), 15W-40/50, 20W-40/50 (14Deg.F and Above) | — | 7.90 QTS. | — |
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More specs & repair guides for your XJ6
1990 Jaguar XJ6 factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.7 quarts (9.17 L) — JAGUAR Antifreeze and Summer Coolant. If not available, use phosphate-free antifreeze conforming to Specification: BS6580. (Plain water must not be used).
Frequently asked questions
What type of oil does a 1990 Jaguar XJ6 take?
The 1990 Jaguar XJ6 takes 5W-20 motor oil (API - SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40/50 (-4Deg.F to 110Deg.F), 15W-40/50, 20W-40/50 (14Deg.F and Above)), per the factory service manual.
How much oil does a 1990 Jaguar XJ6 take?
The 1990 Jaguar XJ6 holds 8.5 quarts with a filter change, or 7.9 quarts without changing the filter.
Can I use synthetic oil in my 1990 Jaguar XJ6?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1990 Jaguar XJ6. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.