| 摘要 |
The present invention relates to error detection techniques of a sub-control unit and, more specifically, to a method and a detection apparatus for detecting whether the sub-control unit operates in normal condition without generating any error, wherein the sub-control unit assists a function of a main control unit before a steering system operates. The apparatus for detecting an error of the sub-control unit comprises: a control portion for inputting a test signal; a checking portion for outputting a motor current signal; and a detecting portion for the error thereof. [Reference numerals] (110) Control portion for inputting a test signal; (120) Checking portion for outputting a motor current signal; (130) Error detecting unit for a sub-control unit; (140) Control unit for the operation of a steering system |
