1988 Jaguar XJ6 Oil Type & Capacity: 5W-20 (8.5 quarts)
The 1988 Jaguar XJ6 takes 5W-20 motor oil — 8.5 quarts with a filter change, per the factory service manual.
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base | SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40 (-4Deg.F to 100Deg.F), 10W-50, 15W-40/50, 20W-40/50 (14Deg.F & Above). Use oil BLS.22.OL.07 or CCMC G3 or A.P.I. SE/SF. | 8.50 QTS. | 7.90 QTS. | — |
| Vanden Plas | SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40 (-4Deg.F to 100Deg.F), 10W-50, 15W-40/50, 20W-40/50 (14Deg.F & Above). Use oil BLS.22.OL.07 or CCMC G3 or A.P.I. SE/SF. | 8.50 QTS. | 7.90 QTS. | — |
More factory specs & repair guides for your XJ6
🛞 1988 Jaguar XJ6 Tire Size & Pressure →🌧️ 1988 Jaguar XJ6 Wiper Blade Sizes →💡 1988 Jaguar XJ6 Light Bulb Sizes →📖 1988 Jaguar XJ6 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
9.7 quarts (9.17 L) — Including Reservoir. 55% Concentrate - Use: Jaguar Anti-freeze & Summer Coolant. If not available use phosphate-free antifreeze conforming to spec. BS 3150 or 3152. (Plain water MUST NOT be used)
Frequently asked questions
What type of oil does a 1988 Jaguar XJ6 take?
The 1988 Jaguar XJ6 takes 5W-20 motor oil (SAE 5W-20/30/40 (Below 14Deg.F), 10W-30/40 (-4Deg.F to 100Deg.F), 10W-50, 15W-40/50, 20W-40/50 (14Deg.F & Above). Use oil BLS.22.OL.07 or CCMC G3 or A.P.I. SE/SF.), per the factory service manual.
What is the oil capacity of a 1988 Jaguar XJ6?
The 1988 Jaguar XJ6 oil capacity is 8.5 quarts with a filter change, or 7.9 quarts without changing the filter.
How often should I change the oil in my 1988 Jaguar XJ6?
Most 1988 Jaguar XJ6 owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Jaguar recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1988 Jaguar XJ6?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1988 Jaguar XJ6. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.