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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSTOYOTA2001HIGHLANDER 2WD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINESYSTEM SPECIFICATIONSCYLINDER HEAD TORQUE AND SEQUENCE
2001 Toyota Highlander 2WD L4-2.4L (2AZ-FE)
Cylinder Head Torque and Sequence
2001 Toyota Highlander 2WD L4-2.4L (2AZ-FE)SECTION Cylinder Head Torque and Sequence
Cylinder Head
Tightening Torque
First Pass 79 Nm
Second Pass 90 Degrees
Sequence
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
Torque 30 Nm
Camshaft Bearing Cap Torque
Front 30 Nm
Exc. Front 9 Nm
Sequence
No.1 Camshaft (Int.)
Removal
Installation
No. 2 Camshaft (Exh.)
Removal
Installation
Camshaft Sprockets
Torque 54 Nm
Exhaust Manifold
Torque 37 Nm
Sequence
Installation
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.