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 MANUALSLEXUS2006RX 400H AWD V6-3.3L (3MZ-FE) HYBRIDREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYCRANKSHAFT, ENGINE
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) Hybrid
Crankshaft, Engine
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) HybridSECTION Crankshaft, Engine
Crankshaft
Main Journal
Diameter 60.988 to 61.000 mm (2.4011 to 2.4016 inch)
Maximum Taper & Out-of-Round 0.02 mm (0.0008 inch)
Maximum Circle Runout 0.06 mm (0.0024 inch)
Crank Pin
Diameter 52.992 to 53.000 mm (2.0863 to 2.0866 inch)
Maximum Taper & Out-of-Round 0.02 mm (0.0008 inch)
Thrust Clearance
Standard 0.04 to 0.24 mm (0.0016 to 0.0094 inch)
Maximum 0.30 mm (0.0118 inch)
Main Bearing Oil Clearance
Standard
No. 1 & No. 2 Journals 0.014 to 0.031 mm (0.0006 to 0.0012 inch)
No. 3 & No. 4 Journals 0.026 to 0.043 mm (0.0010 to 0.0017 inch)
Maximum
No. 1 & No. 2 Journals 0.05 mm (0.0020 inch)
No. 3 & No. 4 Journals 0.06 mm (0.0024 inch)
Main Bearing Size Codes
16 Main Bearing Cap Bolts
First Pass 22 Nm (224 kgf-cm, 16 ft. lbs.)
Final Pass 90°
8 Main Bearing Cap Bolts w/New Seal Washers 27 Nm (275 kgf-cm, 20 ft. lbs.)
Crankshaft Pulley Bolt 220 Nm (2,243 kgf-cm, 162 ft. lbs.)
Main Journal
Diameter 60.988 to 61.000 mm (2.4011 to 2.4016 inch)
Maximum Taper & Out-of-Round 0.02 mm (0.0008 inch)
Maximum Circle Runout 0.06 mm (0.0024 inch)
Crank Pin
Diameter 52.992 to 53.000 mm (2.0863 to 2.0866 inch)
Maximum Taper & Out-of-Round 0.02 mm (0.0008 inch)
Thrust Clearance
Standard 0.04 to 0.24 mm (0.0016 to 0.0094 inch)
Maximum 0.30 mm (0.0118 inch)
Main Bearing Oil Clearance
Standard
No. 1 & No. 2 Journals 0.014 to 0.031 mm (0.0006 to 0.0012 inch)
No. 3 & No. 4 Journals 0.026 to 0.043 mm (0.0010 to 0.0017 inch)
Maximum
No. 1 & No. 2 Journals 0.05 mm (0.0020 inch)
No. 3 & No. 4 Journals 0.06 mm (0.0024 inch)
No. 1 And No. 2 Journal Standard Bearings Selection Chart:
No. 3 And No. 4 Journal Standard Bearings Selection Chart:
Main Bearing Size Codes
16 Main Bearing Cap Bolts
First Pass 22 Nm (224 kgf-cm, 16 ft. lbs.)
Final Pass 90°
8 Main Bearing Cap Bolts w/New Seal Washers 27 Nm (275 kgf-cm, 20 ft. lbs.)
Crankshaft Pulley Bolt 220 Nm (2,243 kgf-cm, 162 ft. lbs.)
RENDER: 1.0x
NO RELATED
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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.