Temperature sensor diagnostics
US8079351B2 · kind B2 · utility
13Cited by
13References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2008 |
| Grant date | Dec 20, 2011 |
| Priority date | — |
| Expiry date | Sep 14, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system for an internal combustion engine of a vehicle is disclosed. In one example, characteristics of an oxygen sensor are a basis for determining degradation of a temperature sensor. In this way, the system can provide redundant exhaust gas temperature sensing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.