CAMSHAFT [SKYACTIV-G 1.3, SKYACTIV-G 1.5]SM2759800
CAMSHAFT [SKYACTIV-G 1.3, SKYACTIV-G 1.5]

id0110q3001400


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 located on 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.

SKYACTIV-G 1.3

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SKYACTIV-G 1.5

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Valve timing

SKYACTIV-G 1.3

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Item

Specification

Valve timing
IN
Open
(°)
BTDC 43—ATDC 8
Close
(°)
ABDC 31—ABDC 82
EX
Open
(°)
BBDC 49
Close
(°)
ATDC 5

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 (without EGR cooler)
BBDC 69—BBDC 14 (with EGR cooler)
Close
(°)
ATDC 5—ATDC 50 (without EGR cooler)
BTDC 5—ATDC 50 (with EGR cooler)