Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSINFINITI2006FX35 AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1 (ENGINE MECHANICAL (VK45DE))CYLINDER BLOCKDISASSEMBLY AND ASSEMBLYASSEMBLY

2006 Infiniti FX35 AWD

Disassembly and Assembly: Assembly

2006 Infiniti FX35 AWDSECTION Assembly

WARNING: This page is about a different car, the 2006 Infiniti FX45. However, it is still accessible from the selected car via links, so may be relevant.

Fully air-blow engine coolant and engine oil passages in cylinder block, cylinder bore and crankcase to remove any foreign material.
CAUTION: Use a goggles to protect your eye.

Install each plug to the cylinder block. (Only screwed-type plugs are shown in the figure.)

Apply sealant to the thread of each plug "A" and "D".
Use Genuine High Strength Locking Sealant or equivalent. Refer to " RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS ".
Apply sealant to the thread of each plug "B" and "C".
Use Anaerobic Liquid Gasket or equivalent. Refer to " RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS ".
Replace copper washers with new ones.
Tighten each plug as specified below.

Fig 1: Replacing Copper Washers

Courtesy of NISSAN MOTOR CO., U.S.A.

TIGHTENING TORQUE

Part	Washer	Tightening torque
A	Yes	53.9 N.m (5.5 kg-m, 40 ft-lb)
B	No	19.6 N.m (2.0 kg-m, 14 ft-lb)
C	Yes	62.7 N.m (6.4 kg-m, 46 ft-lb)
D	Yes	62.7 N.m (6.4 kg-m, 46 ft-lb)

Install main bearings and thrust bearings as follows:
1. Remove dust, dirt and oil on the bearing mating surfaces of cylinder block and main bearing caps.
2. Install thrust bearings to the both sides of the No. 3 journal housing on cylinder block and main bearing cap
  - Install thrust bearings with the oil groove facing the crankshaft arm (outside).
  - Install thrust bearing with a protrusion on one end on cylinder block, and thrust bearing with a protrusion at center on main bearing cap. Align each protrusion with mating notch.
    
    Fig 2: Identifying Thrust Bearings With Oil Groove On Cylinder Block And Main Bearing Cap Side
    Courtesy of NISSAN MOTOR CO., U.S.A.
3. Install main bearings paying attention to the direction.
  - Main bearing with oil hole and groove goes on cylinder block. The one without them goes on main bearing cap.
  - Before installing main bearings, apply engine oil to the bearing surface (inside). Do not apply engine oil to the back surface, but thoroughly clean it.
  - When installing, align main bearing stopper protrusion to cutout of cylinder block and main bearing caps.
  - Ensure the oil holes on cylinder block and those on the corresponding bearing are aligned.
  Fig 3: Identifying Main Bearing With Oil Hole And Groove
  Courtesy of NISSAN MOTOR CO., U.S.A.
Install pilot converter to crankshaft, if removed.
- With drift [outer diameter: approx. 35 mm (1.38 in)], press-fit as far as it will go.
  
  Fig 4: Installing Pilot Converter To Crankshaft With Drift
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Press-fit pilot converter with its chamfering side facing crankshaft as shown in the figure.
- It is possible to remove pilot converter without hoisting engine with engine stand.
Fig 5: Identifying Pilot Converter Without Hoisting Engine With Engine Stand
Courtesy of NISSAN MOTOR CO., U.S.A.
Install crankshaft to cylinder block.
- While turning crankshaft by hand, make sure it turns smoothly.
Install main bearing caps.
- Align the identification number to the journal position to install.
- Install the upper side of the identification number facing the front of engine. (The number shall be read correctly from the rear of engine.)
- Using plastic hammer or similar tool, tap them lightly to seat them on the installation position.
NOTE: Main bearing cap cannot be replaced as a single parts, because it is machined together with cylinder block.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.