{
"$type": "site.standard.document",
"description": "Methods and systems are provided for diagnostics of a wastegate valve during vehicle-off conditions. In one example, the engine may be reverse rotated, unfueled, and air flow via the intake manifold may be estimated and compared to a baseline air flow. A stuck open wastegate valve may be indicated…",
"path": "/patents/1239130",
"publishedAt": "2019-07-18T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"F02D41/221",
"Ford Global Technologies, LLC"
],
"textContent": "Methods and systems are provided for diagnostics of a wastegate valve during vehicle-off conditions. In one example, the engine may be reverse rotated, unfueled, and air flow via the intake manifold may be estimated and compared to a baseline air flow. A stuck open wastegate valve may be indicated based on the comparison between the intake air flow and the baseline air flow.",
"title": "SYSTEMS AND METHODS FOR WASTEGATE DIAGNOSTICS"
}