# A/C oil addition — new complete cooling unit (2005)

Canonical URL: https://miatatorque.com/spec/ac-complete-cooling-unit-replacement-oil-2005/

Applicability: NB 2005 (BP-Z3/BP-Z3-TURBO)

Confidence: fsm

40 ml / 1.4 US fl oz / 40 cc · DENSO OIL8 compressor oil

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": "ac-complete-cooling-unit-replacement-oil-2005",
  "name": "A/C oil addition — new complete cooling unit (2005)",
  "aliases": [],
  "applies_to": [
    {
      "gen": "NB",
      "years": [
        2005,
        2005
      ],
      "engines": [
        "BP-Z3",
        "BP-Z3-TURBO"
      ]
    }
  ],
  "kind": "capacity",
  "capacity": {
    "ml": [
      40,
      40
    ],
    "cc": [
      40,
      40
    ],
    "fl_oz_us": [
      1.4,
      1.4
    ]
  },
  "fluid": {
    "type": "DENSO OIL8 compressor oil"
  },
  "procedure": {
    "notes": "Approximate replacement supplement for a NEW COMPLETE cooling unit; not the total system charge. Do not add the separate evaporator-only supplement for the same replacement. Applies to the reviewed 2005 system; earlier OIL9 systems remain separate."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-2005",
      "page": "PDF p. 1770",
      "as_printed": "Cooling Unit Installation Note\nWhen installing a new cooling unit, add DENSO OIL8 compressor oil into the refrigeration cycle.\nSupplemental amount (approx. quantity)\n40 ml {40 cc, 1.4 fl oz}",
      "verified_years": [
        2005,
        2005
      ],
      "capacity": {
        "ml": [
          40,
          40
        ],
        "cc": [
          40,
          40
        ],
        "fl_oz_us": [
          1.4,
          1.4
        ]
      },
      "fluid": {
        "type": "DENSO OIL8 compressor oil"
      },
      "document": {
        "id": "fsm-2005",
        "tier": 1,
        "title": "2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture)",
        "covers": [
          {
            "gen": "NB",
            "years": [
              2005,
              2005
            ],
            "engines": [
              "BP-Z3"
            ]
          },
          {
            "gen": "NB",
            "years": [
              2005,
              2005
            ],
            "engines": [
              "BP-Z3-TURBO"
            ],
            "trans": [
              "6MT"
            ]
          }
        ]
      }
    }
  ],
  "jobs": [],
  "system": "hvac",
  "component": "gap-followup-2026-10",
  "componentName": "Additional factory manual gap audit",
  "sequence_diagrams": [],
  "url": "https://miatatorque.com/spec/ac-complete-cooling-unit-replacement-oil-2005/"
}
```