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Diagnostic device for random access memory used in microcomputer of motor vehicle engine, performs failure prevention process based on diagnostic result stored in predefined register during failure
Diagnostic device for random access memory used in microcomputer of motor vehicle engine, performs failure prevention process based on diagnostic result stored in predefined register during failure
The RAM diagnostic unit diagnoses the random access memory and on detection of abnormal condition, the diagnostic result is stored in a predefined register. A fail safe unit performs failure prevention process based on the diagnostic result stored in the register at the time of failure.
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