1998 Mazda 626 Oil Type & Capacity
The 1998 Mazda 626 oil type depends on the engine: the DX, Automatic takes 5W-30 (3.7 quarts qt with filter); the DX, Standard takes 5W-30 (3.7 quarts qt with filter); the ES, Automatic takes 5W-30 (4.0 quarts qt with filter); the ES, Standard takes 5W-30 (4.0 quarts qt with filter); the LX, 2.0 C, Automatic takes 5W-30 (3.7 quarts qt with filter); the LX, 2.0 C, Standard takes 5W-30 (3.7 quarts qt with filter); the LX, 2.5 D, Automatic takes 5W-30 (4.0 quarts qt with filter); the LX, 2.5 D, Standard takes 5W-30 (4.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- DX, Automatic: 5W-30, 3.7 quarts with filter
- DX, Standard: 5W-30, 3.7 quarts with filter
- ES, Automatic: 5W-30, 4.0 quarts with filter
- ES, Standard: 5W-30, 4.0 quarts with filter
- LX, 2.0 C, Automatic: 5W-30, 3.7 quarts with filter
- LX, 2.0 C, Standard: 5W-30, 3.7 quarts with filter
- LX, 2.5 D, Automatic: 5W-30, 4.0 quarts with filter
- LX, 2.5 D, Standard: 5W-30, 4.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| DX, Automatic — 2.0L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 3.70 QTS. | 3.50 QTS. | — |
| DX, Standard — 2.0L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 3.70 QTS. | 3.50 QTS. | — |
| ES, Automatic — 2.5L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 4.00 QTS. | 3.90 QTS. | — |
| ES, Standard — 2.5L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 4.00 QTS. | 3.90 QTS. | — |
| LX, 2.0 C, Automatic — 2.0L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 3.70 QTS. | 3.50 QTS. | — |
| LX, 2.0 C, Standard — 2.0L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 3.70 QTS. | 3.50 QTS. | — |
| LX, 2.5 D, Automatic — 2.5L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 4.00 QTS. | 3.90 QTS. | — |
| LX, 2.5 D, Standard — 2.5L Eng | API - SAE 5W-30 (Below -20Deg.F to 35Deg.F), 10W-30 (Below -10Deg.F to Above 120Deg.F) | 4.00 QTS. | 3.90 QTS. | — |
More factory specs & repair guides for your 626
🛞 1998 Mazda 626 Tire Size & Pressure →🌧️ 1998 Mazda 626 Wiper Blade Sizes →💡 1998 Mazda 626 Light Bulb Sizes →📖 1998 Mazda 626 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
7.4 quarts (7 L) — 50/50 mixture of Coolant and water
Frequently asked questions
What type of oil does a 1998 Mazda 626 take?
It depends on the engine: DX, Automatic uses 5W-30; DX, Standard uses 5W-30; ES, Automatic uses 5W-30; ES, Standard uses 5W-30; LX, 2.0 C, Automatic uses 5W-30; LX, 2.0 C, Standard uses 5W-30; LX, 2.5 D, Automatic uses 5W-30; LX, 2.5 D, Standard uses 5W-30.
What is the oil capacity of a 1998 Mazda 626?
Oil capacity depends on the engine: DX, Automatic holds 3.7 quarts with filter; DX, Standard holds 3.7 quarts with filter; ES, Automatic holds 4.0 quarts with filter; ES, Standard holds 4.0 quarts with filter; LX, 2.0 C, Automatic holds 3.7 quarts with filter; LX, 2.0 C, Standard holds 3.7 quarts with filter; LX, 2.5 D, Automatic holds 4.0 quarts with filter; LX, 2.5 D, Standard holds 4.0 quarts with filter.
How often should I change the oil in my 1998 Mazda 626?
Most 1998 Mazda 626 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 — Mazda recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1998 Mazda 626?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1998 Mazda 626. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.