CAMSHAFT [SKYACTIV-G 1.5, SKYACTIV-G 2.0, SKYACTIV-G 2.5]

id0110h6001400


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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Item

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

SKYACTIV-G 2.0

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Item

Specification
Valve timing
IN
Open
(°)
BTDC 42—ATDC 32
Close
(°)
ABDC 36—ABDC 110
EX
Open
(°)
BBDC 54—BBDC 9
Close
(°)
ATDC 7—ATDC 52

SKYACTIV-G 2.5

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Item

Specification
Valve timing
IN
Open
(°)
BTDC 42—ATDC 32
Close
(°)
ABDC 36—ABDC 110
EX
Open
(°)
BBDC 58—BBDC 13
Close
(°)
ATDC 6—ATDC 51