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 MANUALSTOYOTA2007HIGHLANDER 4WD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYPISTON, ENGINE
2007 Toyota Highlander 4WD L4-2.4L (2AZ-FE)
Piston, Engine
2007 Toyota Highlander 4WD L4-2.4L (2AZ-FE)SECTION Piston, Engine
Piston
Piston diameter 88.439 to 88.449 mm (3.4818 to 3.4822 in.)
Specified piston oil clearance 0.051 to 0.100 mm (0.0020 to 0.0039 in.)
Piston pin hole bush inside diameter 22.001 to 22.010 mm (0.8662 to 0.8665 in.)
Piston pin hole bush inside diameter (Reference)
Mark A 22.001 to 22.004 mm (0.86618 to 0.86630 in.)
Mark B 22.005 to 22.007 mm (0.86634 to 0.86612 in.)
Mark C 22.008 to 22.010 mm (0.86645 to 0.86653 in.)
Piston diameter 88.439 to 88.449 mm (3.4818 to 3.4822 in.)
Specified piston oil clearance 0.051 to 0.100 mm (0.0020 to 0.0039 in.)
Piston pin hole bush inside diameter 22.001 to 22.010 mm (0.8662 to 0.8665 in.)
Piston pin hole bush inside diameter (Reference)
Mark A 22.001 to 22.004 mm (0.86618 to 0.86630 in.)
Mark B 22.005 to 22.007 mm (0.86634 to 0.86612 in.)
Mark C 22.008 to 22.010 mm (0.86645 to 0.86653 in.)
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.