# Differential oil type and capacity (1994)

Canonical URL: https://miatatorque.com/spec/differential-oil-capacity-1994/

Applicability: NA 1994 (BP)

Confidence: fsm

1 L / 1.06 US qt / 0.88 Imp qt · Differential gear oil; API GL-5; SAE 90 above −18°C (0°F); SAE 80 below −18°C (0°F)

Always confirm against your factory manual. Match every restriction and follow all stages and procedure notes. Disputed claims must not be automatically resolved. The complete record below preserves every printed unit, source claim and procedure.

```json
{
  "id": "differential-oil-capacity-1994",
  "name": "Differential oil type and capacity (1994)",
  "aliases": [
    "Differential oil type and capacity",
    "Differential gear oil",
    "API GL-5",
    "SAE 90 above −18°C (0°F); SAE 80 below −18°C (0°F)"
  ],
  "applies_to": [
    {
      "gen": "NA",
      "years": [
        1994,
        1994
      ],
      "engines": [
        "BP"
      ]
    }
  ],
  "kind": "capacity",
  "capacity": {
    "l": [
      1,
      1
    ],
    "qt_us": [
      1.06,
      1.06
    ],
    "qt_imp": [
      0.88,
      0.88
    ]
  },
  "fluid": {
    "type": "Differential gear oil",
    "viscosity": "SAE 90 above −18°C (0°F); SAE 80 below −18°C (0°F)",
    "standard": "API GL-5"
  },
  "procedure": {
    "notes": "Add the specified oil through the filler plug until the level reaches the bottom of the plug hole."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-1994",
      "page": "M–25",
      "as_printed": "Above −18°C {0°F}: API GL–5, SAE 90\nBelow −18°C {0°F}: API GL–5, SAE 80\nCapacity: 1.00 L {1.06 US qt, 0.88 Imp qt}",
      "capacity": {
        "l": [
          1,
          1
        ],
        "qt_us": [
          1.06,
          1.06
        ],
        "qt_imp": [
          0.88,
          0.88
        ]
      },
      "fluid": {
        "type": "Differential gear oil",
        "viscosity": "SAE 90 above −18°C (0°F); SAE 80 below −18°C (0°F)",
        "standard": "API GL-5"
      },
      "document": {
        "id": "fsm-1994",
        "tier": 1,
        "title": "1994 Mazda MX-5 Miata Workshop Manual",
        "covers": [
          {
            "gen": "NA",
            "years": [
              1994,
              1997
            ],
            "engines": [
              "BP"
            ]
          }
        ],
        "note": "Mazda's base manual for 1994–97; later model years got supplements, which we haven't checked yet."
      }
    }
  ],
  "jobs": [
    "diff-fluid"
  ],
  "system": "driveshaft-differential",
  "component": "driveshaft-differential-fluids",
  "componentName": "Fluids & capacities",
  "url": "https://miatatorque.com/spec/differential-oil-capacity-1994/"
}
```