Intake air flow control apparatus of internal combustion engine.

摘要

An intake air flow control apparatus of an internal-combustion engine (1), which includes a valve lift characteristic control means (23) for variable control of the lift characteristics of intake and exhaust valves and a deceleration intake control means (206) for controlling the quantity of intake air to be supplied to the downstream side of the intake throttle valve (3 min ) during the deceleration operation of the engine, comprises an intake control characteristic change means for changing the control characteristics of the deceleration intake control means in response to the valve lift characteristic control.