Patent ID: 7136741

Claim:
An apparatus for controlling a vehicle provided with an engine, comprising: a control unit which measures an elapsed time after an operation of said engine is stopped, and performs a previously determined control when said elapsed time reaches a standby time, wherein said control unit executes the processing of lowering a power consumption during said standby time, wherein said control unit includes a CPU, and said control unit lowers a clock frequency of said CPU during said standby time, as said processing of lowering the power consumption, wherein said engine is provided with a fuel vapor processing apparatus, and the control executed by said control unit after said standby time has elapsed after the operation of said engine was stopped is a leakage diagnosis for diagnosing whether or not a leakage occurs in an evaporation purge line of said fuel vapor processing apparatus, wherein said control unit calculates a time until the generation of fuel vapor is stopped after the operation of said engine is stopped, as said standby time.