Diagnosis arrangement for vehicle engine controller
US4969104A · kind A · utility
10Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 12, 1990 |
| Grant date | Nov 6, 1990 |
| Priority date | — |
| Expiry date | Jan 12, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M26/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A diagnosis arrangement for a vehicle engine controller includes a control arrangement which examines a signal identifying the activation of an auxiliary control system of the engine and which determines whether the auxiliary engine control system, which includes a device controlled by a particular control program selected from a plurality of programs stored therein, is actuated in a manner corresponding to the selected control program.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.