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 MANUALSTOYOTA20034 RUNNER 2WD V6-4.0L (1GR-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINESYSTEM SPECIFICATIONSENGINE TORQUE AND SEQUENCE
2003 Toyota 4 Runner 2WD V6-4.0L (1GR-FE)
Engine Torque and Sequence
2003 Toyota 4 Runner 2WD V6-4.0L (1GR-FE)SECTION Engine Torque and Sequence
Part 1 Of 2:
Part 2 Of 2:
TORQUE SPECIFICATIONS
Cylinder Head Bolts (Recessed Head)
Step 1 36 Nm (367 kgf-cm, 27 ft.lb)
Step 2 Turn 180°
Cylinder Head Bolts (14 mm Head) 30 Nm (306 kgf-cm, 22 ft.lb)
If any cylinder head bolt is broken or deformed, replace it.
Intake Manifold Bolts 28 Nm (286 kgf-cm, 21 ft.lb)
Exhaust Manifold Sub-Assy 30 Nm (306 kgf-cm, 22 ft.lb)
Camshaft Bearing Cap Bolts
10 mm Head 9.0 Nm (92 kgf-cm, 80 in.lb)
12 mm Head 24 Nm (245 kgf-cm, 18 ft.lb)
Main Bearing Cap Bolts (12 pointed head)
Step 1 61 Nm (622 kgf-cm, 45 ft.lb)
Step 2 Turn 90°
Main Bearing Cap Bolts (12mm head) 35 Nm (357 hgf-cm, 26 ft.lb)
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.