Oil Pump, Removing And Installing: Installing

-- Install the oil pump, insert the nuts -arrows- using locking fluid and tighten. Tightening specification -item  ) OVERVIEW - OIL PAN/OIL PUMP - BOLT.

Fig 1: Identifying Mounting Bolts Of Oil Pump

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-- Position the crankshaft at Top Dead Center (TDC).

Fig 2: Identifying Crankshaft Set To TDC Cylinder 1

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• The milled drive chain sprocket tooth -arrow- must align with the bearing joint.

-- Turn oil pump shaft -1- with the flat side -arrow- horizontal to marking -2- on the oil pump.

Fig 3: Identifying Oil Pump Shaft Set With Flat Side Horizontal To Marking On Oil Pump

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-- Initially only install the rear chain on the large chain sprocket. Observe the previously made markings.

-- Place the chain on the crankshaft and place the chain sprocket on the oil pump shaft. The marked hole -arrow B- must be aligned with the marking on the oil pump.

Fig 4: Aligning Marked Hole With Marking On Oil Pump

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-- If the chain sprocket cannot be installed, rotate the oil pump shaft slightly.

-- Carefully remove the chain sprocket from the oil pump and tilt it slightly up. Install the camshaft timing chain in this position. The markings made during removal must align.

Fig 5: Identifying Milled Drive Gear Tooth On Crankshaft Aligned With Crankshaft Bearing Cap Joint

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-- Reinstall the chain sprocket on the oil pump shaft and tighten by hand.

-- Install the lower chain tensioner and tighten with 8 Nm -arrows-.

Fig 6: Hex Wrench

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-- Remove hex socket wrench -A-.

-- Install the chain tensioner for camshaft timing chain -arrow-.

Fig 7: Chain Tensioner Bolt Camshaft Roller Chain

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-- Check the markings one more time.

Fig 8: Identifying Milled Drive Gear Tooth On Crankshaft Aligned With Crankshaft Bearing Cap Joint

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• Milled drive chain sprocket tooth must align with bearing joint -arrow A-.
• The marked hole -arrow B- must be aligned with the marking on the oil pump.

-- Tighten the chain sprockets to 60 Nm + ¹ /₄ (90°) additional turn. Counter hold at the vibration damper with the :T10172  when doing this.

-- Install sealing flange. Refer to INSTALLING .

Assembly is performed in reverse order.