VIN

Fluids for the vehicle a VIN decodes to.

When the decode settles the engine, engine_oil holds the one entry of that engine, or none, and each hand-read list holds the records of that engine and those recorded for every engine. Otherwise each holds every engine's.

get/v1/vin/{vin}/fluids

Request

  • Base URL: https://open.wenmarpro.com
  • URL: https://open.wenmarpro.com/v1/vin/{vin}/fluids
  • Auth: none declared

Path parameters

vinstring required

A 17-character VIN.

Query parameters

yearinteger

The model year, when the VIN's tenth character leaves two possible.

Response

The engine oil grades and the records read by hand.

as_ofstring nullable
attributionstring[] required
checked_as_ofstring nullable
engine_settledboolean required

Whether engine_oil is narrowed to engine.

Example response

{
  "brake": [
    {
      "checked": "2026-10-12",
      "engine": {
        "id": "2-7l-v6",
        "label": "2.7L V6",
        "vin8": "P"
      }
    }
  ],
  "coolant": [
    {
      "checked": "2026-10-12",
      "engine": {
        "id": "2-7l-v6",
        "label": "2.7L V6",
        "vin8": "P"
      }
    }
  ],
  "decode": {
    "vin": "KM8K2CAB4PU001140"
  },
  "engine": {
    "id": "2-7l-v6",
    "label": "2.7L V6",
    "vin8": "P"
  },
  "engine_oil": [
    {
      "as_written": [
        "5W30 GF-5"
      ],
      "engine": {
        "id": "2-7l-v6",
        "label": "2.7L V6",
        "vin8": "P"
      },
      "grades": [
        "5W-30"
      ]
    }
  ],
  "engine_oil_checked": [
    {
      "checked": "2026-10-12",
      "engine": {
        "id": "2-7l-v6",
        "label": "2.7L V6",
        "vin8": "P"
      }
    }
  ],
  "refrigerant": [
    {
      "checked": "2026-10-12",
      "engine": {
        "id": "2-7l-v6",
        "label": "2.7L V6",
        "vin8": "P"
      }
    }
  ],
  "transmission": [
    {
      "checked": "2026-10-12",
      "engine": {
        "id": "2-7l-v6",
        "label": "2.7L V6",
        "vin8": "P"
      }
    }
  ],
  "vehicle": {
    "id": "2018_ford_f-150",
    "make": "Ford",
    "model": "F-150"
  },
  "warnings": [
    {
      "code": "invalid_check_digit"
    }
  ]
}

Changes

No recorded changes to this operation across all 1 revision of this API.