# Automatic transmission fluid — published capacity (2003)

Canonical URL: https://miatatorque.com/spec/automatic-transmission-capacity-2003/

Applicability: NB 2003 (BP-Z3, 4AT)

Confidence: fsm

6.7 L / 7.1 US qt / 5.9 Imp qt · Automatic transmission fluid; M III or equivalent (e.g. Dexron®III)

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": "automatic-transmission-capacity-2003",
  "name": "Automatic transmission fluid — published capacity (2003)",
  "aliases": [
    "Automatic transmission fluid — published capacity"
  ],
  "applies_to": [
    {
      "gen": "NB",
      "years": [
        2003,
        2003
      ],
      "engines": [
        "BP-Z3"
      ],
      "trans": [
        "4AT"
      ]
    }
  ],
  "kind": "capacity",
  "capacity": {
    "l": [
      6.7,
      6.7
    ],
    "qt_us": [
      7.1,
      7.1
    ],
    "qt_imp": [
      5.9,
      5.9
    ]
  },
  "fluid": {
    "type": "Automatic transmission fluid",
    "standard": "M III or equivalent (e.g. Dexron®III)"
  },
  "procedure": {
    "notes": "The table does not label this as dry capacity or drain-and-fill quantity. Do not use it as an inferred drain-and-fill amount."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-2003",
      "page": "PDF p. 1495",
      "as_printed": "M III or equivalent (e.g. Dexron®III)\n6.7 {7.1, 5.9}",
      "capacity": {
        "l": [
          6.7,
          6.7
        ],
        "qt_us": [
          7.1,
          7.1
        ],
        "qt_imp": [
          5.9,
          5.9
        ]
      },
      "fluid": {
        "type": "Automatic transmission fluid",
        "standard": "M III or equivalent (e.g. Dexron®III)"
      },
      "document": {
        "id": "fsm-2003",
        "tier": 1,
        "title": "2003 Mazda MX-5 Miata Workshop Manual (electronic manual capture)",
        "covers": [
          {
            "gen": "NB",
            "years": [
              2003,
              2003
            ],
            "engines": [
              "BP-Z3"
            ]
          }
        ],
        "note": "Normally aspirated BP procedures audited; turbo procedures are covered separately."
      }
    },
    {
      "source": "owners-2003",
      "page": "10-5",
      "as_printed": "Automatic transmission fluid\nL  US qt  Imp qt\n6.7  7.1  5.9",
      "capacity": {
        "l": [
          6.7,
          6.7
        ],
        "qt_us": [
          7.1,
          7.1
        ],
        "qt_imp": [
          5.9,
          5.9
        ]
      },
      "document": {
        "id": "owners-2003",
        "tier": 1,
        "title": "2003 Mazda MX-5 Miata Owner’s Manual",
        "covers": [
          {
            "gen": "NB",
            "years": [
              2003,
              2003
            ],
            "engines": [
              "BP-Z3"
            ]
          }
        ],
        "url": "https://www.mazdausa.com/siteassets/pdf/owners-optimized/2003/mx5-miata/2003-mx-5-miata-owners-manual.pdf"
      }
    },
    {
      "source": "owners-2003",
      "page": "10-4",
      "as_printed": "ATF M-III or equivalent (e.g. Dexron® III)",
      "fluid": {
        "type": "Automatic transmission fluid",
        "standard": "ATF M-III or equivalent (e.g. Dexron® III)"
      },
      "document": {
        "id": "owners-2003",
        "tier": 1,
        "title": "2003 Mazda MX-5 Miata Owner’s Manual",
        "covers": [
          {
            "gen": "NB",
            "years": [
              2003,
              2003
            ],
            "engines": [
              "BP-Z3"
            ]
          }
        ],
        "url": "https://www.mazdausa.com/siteassets/pdf/owners-optimized/2003/mx5-miata/2003-mx-5-miata-owners-manual.pdf"
      }
    }
  ],
  "jobs": [
    "trans-fluid"
  ],
  "system": "transmission",
  "component": "transmission-fluids",
  "componentName": "Fluids & capacities",
  "sequence_diagrams": [],
  "url": "https://miatatorque.com/spec/automatic-transmission-capacity-2003/"
}
```