Section 1 (2.7L): Lubrication: Operation

Oil from the oil pan is pumped by a gerotor type oil pump directly coupled to the crankshaft (Fig 1). Oil pressure is controlled by a relief valve mounted inside the oil pump housing. See (Fig 1-Fig 6 ) for engine oil lubrication circuits.

Fig 1: Identifying Cylinder Block Oil Lubrication System

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Fig 2: Cylinder Block Oil Lubrication Flow Chart

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Fig 3: Identifying Cylinder Head Oil Lubrication System (Left Side)

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Fig 4: Cylinder Head Oil Lubrication Flow Chart (Left Side)

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Fig 5: Identifying Cylinder Head Oil Lubrication System (Right Side)

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Fig 6: Cylinder Head Oil Lubrication Flow Chart (Right Side)

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