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 MANUALSTOYOTA2002HIGHLANDER 4WD L4-2.4L (2AZ-FE)REPAIR AND DIAGNOSISMAINTENANCEFLUIDSFLUID - DIFFERENTIALSERVICE AND REPAIR
2002 Toyota Highlander 4WD L4-2.4L (2AZ-FE)
Fluid - Differential: Service and Repair
2002 Toyota Highlander 4WD L4-2.4L (2AZ-FE)SECTION Service and Repair
ADJUSTMENT
1. INSPECT DIFFERENTIAL OIL
a. Stop the vehicle on the level place.
b. Remove the differential filler plug and gasket.
c. Check that the oil surface is within 5 mm (0.20 inch) from the lowest position of the inner surface of the differential filler plug opening.
NOTICE:
- Excessively large or small amount of oil may cause troubles.
- After replacing oil, drive the vehicle and check the oil level.
d. Check for oil leakage when the oil level is low.
e. Install the differential filler plug and a new gasket.
Torque: 49 Nm (500 kgf-cm, 36 ft. lbs.)
1. INSPECT DIFFERENTIAL OIL
a. Stop the vehicle on the level place.
b. Remove the differential filler plug and gasket.
c. Check that the oil surface is within 5 mm (0.20 inch) from the lowest position of the inner surface of the differential filler plug opening.
NOTICE:
- Excessively large or small amount of oil may cause troubles.
- After replacing oil, drive the vehicle and check the oil level.
d. Check for oil leakage when the oil level is low.
e. Install the differential filler plug and a new gasket.
Torque: 49 Nm (500 kgf-cm, 36 ft. lbs.)
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.