CAMSHAFT [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (E))]

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Purpose, Function

• The camshaft is rotated by receiving the rotation force of the crankshaft via the timing chain. The valve is opened and closed according to the cam shape at this time.

Construction

• The camshaft is installed to the cylinder head.

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• The intake camshaft is a five-bearing type and the exhaust camshaft is a six-bearing type.

• The camshaft thrust force is suppressed by the No.1 journal.

• The camshaft has the following parts shown in the figure.

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Valve timing

SKYACTIV-G 1.5

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SKYACTIV-G 2.0

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SKYACTIV-G 2.5

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SKYACTIV-G 1.5

Item				Specification
Valve timing	IN	Open	(°)	BTDC 38—ATDC 36
	IN	Close	(°)	ABDC 36—ABDC 110
	EX	Open	(°)	BBDC 59—BBDC 14
	EX	Close	(°)	ATDC 5—ATDC 50

SKYACTIV-G 2.0

Item				Specification
Valve timing	IN	Open	(°)	BTDC 42—ATDC 32
	IN	Close	(°)	ABDC 26—ABDC 100
	EX	Open	(°)	BBDC 65—BBDC 10
	EX	Close	(°)	ATDC 1—ATDC 56

SKYACTIV-G 2.5

Item				Specification
Valve timing	IN	Open	(°)	BTDC 42—ATDC 32
	IN	Close	(°)	ABDC 26—ABDC 100
	EX	Open	(°)	BBDC 73―BBDC 18
	EX	Close	(°)	ATDC 1—ATDC 56