Sentra L4-1.8L (QG18DE) (2004)
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Disassemble in as clean a place as possible.
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Clean your hands before disassembly.
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Do not use rags; use nylon cloths or paper towels.
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When disassembling and reassembling, do not let foreign matter enter or contact the parts.
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Remove snap ring, then draw drive shaft out.
Be careful not to drop drive shaft.
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Remove oil seal.
Be careful not to damage front housing.
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Remove connector and flow control valve with spring.
Be careful not to drop flow control valve.
Do not disassemble flow control valve.
INSPECTION
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If pulley is cracked or deformed, replace it.
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If an oil leak is found around pulley shaft oil seal, replace the seal.
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If serration on pulley or pulley shaft is deformed or worn, replace it.
ASSEMBLY
Assemble oil pump, noting the following instructions.
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Make sure O-rings and oil seal are properly installed.
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Always install new O-rings and oil seal.
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Be careful of oil seal direction.
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Cam ring, rotor and vanes must be replaced as a set if necessary.
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Coat each part with Genuine NISSAN PSF 11 or equivalent when assembling.
