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.
2008 Lexus ES 350 V6-3.5L (2GR-FE)FACTORY OEM SERVICE PROCEDURE
System Specifications
CRANKSHAFT PULLEY
Torque: 250 Nm (2550 kgf-cm, 184 ft-lbf)
NO. 1 CHAIN TENSIONER ASSEMBLY
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
NO. 2 CHAIN TENSIONER ASSEMBLY
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
NO. 3 CHAIN TENSIONER ASSEMBLY
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
TIMING CHAIN COVER SUB-ASSEMBLY
Temporarily tighten the timing chain cover with the 23 bolts and 2 nuts
Bolt length:
Fully tighten the bolts in this order: Area 1 and Area 2
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
Fully tighten the bolts in Area 3
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
Fully tighten the bolts in Area 4
Torque: 43 Nm (438 kgf-cm, 32 ft-lbf)for bolt A
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)for bolts except bolt A
Install a new gasket and the chain cover plate with the 4 bolts
Torque: 9.1 Nm (93 kgf-cm, 81 in-lbf)
HINT: Tighten the bolts in the order of lower to upper as shown in the illustration.
Torque: 250 Nm (2550 kgf-cm, 184 ft-lbf)
NO. 1 CHAIN TENSIONER ASSEMBLY
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)
NO. 2 CHAIN TENSIONER ASSEMBLY
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
NO. 3 CHAIN TENSIONER ASSEMBLY
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
TIMING CHAIN COVER SUB-ASSEMBLY
Temporarily tighten the timing chain cover with the 23 bolts and 2 nuts
Bolt length:
Fully tighten the bolts in this order: Area 1 and Area 2
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
Fully tighten the bolts in Area 3
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)
Fully tighten the bolts in Area 4
Torque: 43 Nm (438 kgf-cm, 32 ft-lbf)for bolt A
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)for bolts except bolt A
Install a new gasket and the chain cover plate with the 4 bolts
Torque: 9.1 Nm (93 kgf-cm, 81 in-lbf)
HINT: Tighten the bolts in the order of lower to upper as shown in the illustration.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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