Abnormality testing apparatus for engine system

摘要

An abnormality testing apparatus that accurately tests an abnormality at an early stage is disclosed. The apparatus includes means (110) for manipulating a variable. The variable manipulating means (110) computes the variable based on the state of the engine and manipulates the computed variable according to the state of the engine. The state includes a state in which the engine is not running. The apparatus performs at least one of the abnormality test and judgment whether a test condition is satisfied according to the variable.