Diagnosis system for a motor vehicle
US4975848A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 5, 1990 |
| Grant date | Dec 4, 1990 |
| Priority date | — |
| Expiry date | Jan 5, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An electronic control system for controlling an automotive engine has an identification code for designating the type of the electronic control system and the code is stored in a memory. Memory in a computer has a plurality of programs for diagnosing various types of electronic control systems. The computer is connected to the electronic control system. The identification code stored in the memory of the electronic control system is read out by the computer. In response to the read out identification code, a diagnosis program corresponding to the code is selected. The system is arranged to diagnose the signals in accordance with the selected program.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.