Patent ID: 7020550
Filing Date: 2006-03-28
Classification: F02D,G01R,G05B

Abstract:
1. An electronic controller for a vehicle having an actuator, the electronic controller comprising: a control microcomputer for calculating control data to control the actuator in the vehicle in accordance with a driving condition of the vehicle; and a monitoring IC connected to the control microcomputer to perform a check of whether a determination value used by the control microcomputer to check for abnormality of the control data is normal, and if the check indicates that the determination value is normal, storing the determination value; wherein the control microcomputer has a plurality of determination values, calculates a plurality of mirror values, each of which is complement of a corresponding one of the determination values, calculates a sum of the plurality of determination values, and simultaneously sends either the mirror values or the sum to the monitoring IC together with the determination values.