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.
2012 Toyota Venza FWD V6-3.5L (2GR-FE)FACTORY OEM SERVICE PROCEDURE
Crankshaft Main Bearing
CRANKSHAFT
The crankshaft bearing cap bolts are tightened in 2 progressive steps.
Step 1
Install and uniformly tighten the 16 crankshaft bearing cap bolts in several steps and in the sequence shown in the illustration.
Torque 61 Nm (622 kgf-cm, 45 ft-lbf)
If any of the crankshaft bearing cap bolts does not meet the torque specified, replace it.
Step 2
Mark the front of the bearing cap bolts with paint.
Retighten the bearing cap bolts 90° in the sequence shown in the illustration.
Check that the painted mark is now at a 90° angle to the front of the engine.
Install 8 new seal washers and uniformly tighten the 8 crankshaft bearing cap bolts in several steps and in the sequence shown in the illustration.
Torque 52 Nm (525 kgf-cm, 38 ft-lbf)
Bolt Length
Check that the crankshaft turns smoothly.
MAIN BEARING CLEARANCE STANDARD AND LIMIT
Main Bearing Size Codes
There are 5 sizes of standard bearings, marked "1", "2", "3", "4" and "5" accordingly.
Journal Bearings
EXAMPLE: Cylinder block "11" + Crankshaft "06" = Total number 17 (Use bearing "3")
Crankshaft Main Journal Diameter
Standard Upper Bearing Center Wall Thickness (No. 1 and No. 4 journal)
Standard Lower Bearing Center Wall Thickness (No. 1 and No. 4 journal)
Standard Upper Bearing Center Wall Thickness (No. 2 and No. 3 journal)
Standard Lower Bearing Center Wall Thickness (No. 2 and No. 3 journal)
The crankshaft bearing cap bolts are tightened in 2 progressive steps.
Step 1
Install and uniformly tighten the 16 crankshaft bearing cap bolts in several steps and in the sequence shown in the illustration.
Torque 61 Nm (622 kgf-cm, 45 ft-lbf)
If any of the crankshaft bearing cap bolts does not meet the torque specified, replace it.
Step 2
Mark the front of the bearing cap bolts with paint.
Retighten the bearing cap bolts 90° in the sequence shown in the illustration.
Check that the painted mark is now at a 90° angle to the front of the engine.
Install 8 new seal washers and uniformly tighten the 8 crankshaft bearing cap bolts in several steps and in the sequence shown in the illustration.
Torque 52 Nm (525 kgf-cm, 38 ft-lbf)
Bolt Length
Check that the crankshaft turns smoothly.
MAIN BEARING CLEARANCE STANDARD AND LIMIT
Main Bearing Size Codes
There are 5 sizes of standard bearings, marked "1", "2", "3", "4" and "5" accordingly.
Journal Bearings
EXAMPLE: Cylinder block "11" + Crankshaft "06" = Total number 17 (Use bearing "3")
Crankshaft Main Journal Diameter
Standard Upper Bearing Center Wall Thickness (No. 1 and No. 4 journal)
Standard Lower Bearing Center Wall Thickness (No. 1 and No. 4 journal)
Standard Upper Bearing Center Wall Thickness (No. 2 and No. 3 journal)
Standard Lower Bearing Center Wall Thickness (No. 2 and No. 3 journal)
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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