Valve opening and closing timing control apparatus
Abstract:
A valve opening and closing timing control apparatus includes a valve opening and closing timing control apparatus provided at a camshaft for an intake valve of an internal combustion engine and a valve opening and closing timing control apparatus provided at a camshaft for an exhaust valve and includes a control unit changing a phase of one of the valve opening and closing timing control apparatus for the intake valve and the valve opening and closing timing control apparatus for the exhaust valve serving as an electric type which malfunctions to a most advanced angle phase and changing a phase of the other of the valve opening and closing timing control apparatus which is inhibited from malfunctioning to an advanced angle side in a case where one of the valve opening and closing timing control apparatus serving as the electric type malfunctions.
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