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 MANUALSTOYOTA2001HIGHLANDER 2WD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYSYSTEM SPECIFICATIONSCYLINDER HEAD TORQUE & SEQUENCE
2001 Toyota Highlander 2WD L4-2.4L (2AZ-FE)
Cylinder Head Torque & Sequence
2001 Toyota Highlander 2WD L4-2.4L (2AZ-FE)SECTION Cylinder Head Torque & Sequence
Cylinder Head
Tightening Torque and Sequence
First Pass 79 Nm
Second Pass 90 Degrees
Removal
Installation
Maximum Warpage
Cylinder Block Side 0.05 mm
Intake Manifold Side 0.08 mm
Exhaust Manifold Side 0.08 mm
Cylinder Head Bolt
Length
Standard 161.3-162.3 mm
Maximum 164.2 mm
Intake Manifold
Tightening Torque 30 Nm
Camshaft Bearing Caps
Tightening Torque and Sequence
Front 30 Nm
Exc. Front 9 Nm
No.1 Camshaft (Int.)
Removal
Installation
No. 2 Camshaft (Exh.)
Removal
Installation
Camshaft Sprockets
Tightening Torque 54 Nm
Exhaust Manifold
Tightening Torque 37 Nm
Sequence
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
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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.