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 MANUALSSUBARU2002LEGACY GT WAGON AWD F4-2.5L SOHCREPAIR AND DIAGNOSISMAINTENANCEFLUIDSFLUID - DIFFERENTIALSERVICE AND REPAIR
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHC
Fluid - Differential: Service and Repair
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHCSECTION Service and Repair
REPLACEMENT
1. Disconnect battery ground cable.
2. Jack-up vehicle and support it with sturdy racks.
3. Remove the oil drain plug and filler plug, and drain the gear oil.
NOTE: Be careful not to burn your hands, because gear oil becomes extremely hot after running.
T-type
VA-type
4. Tighten oil drain plug.
NOTE:
^ Apply fluid packing to oil drain plug in T-type.
^ VA-type uses a new aluminum gasket.
Fluid packing: THREE BOND 1105 or equivalent
Tightening torque:
T-type; 49.0 Nm (5.0 kgf-cm, 36.2 ft. lbs.)
VA-type; 34 Nm (3.5 kgf-cm, 25.3 ft. lbs.)
5. Fill differential carrier with gear oil to the upper plug level.
NOTE: Carefully refill oil while watching the level. Excess or insufficient oil must be avoided.
Oil capacity:
T-type; 0.8 l (0.8 US qt. 0.7 Imp qt)
VA-type; 0.9 l (1.0 US qt, 0.8 Imp qt)
T-type
VA-type
6. Install filler plug.
NOTE:
^ Apply fluid packing to oil filler plug in T-type.
^ VA-type uses a new aluminum gasket.
Fluid packing: THREE BOND 1105 or equivalent
Tightening torque:
T-type; 49.0 Nm (5.0 kgf-cm, 36.2 ft. lbs.)
VA-type; 34 Nm (3.5 kgf-cm, 25.3 ft. lbs.)
1. Disconnect battery ground cable.
2. Jack-up vehicle and support it with sturdy racks.
3. Remove the oil drain plug and filler plug, and drain the gear oil.
NOTE: Be careful not to burn your hands, because gear oil becomes extremely hot after running.
T-type
VA-type
4. Tighten oil drain plug.
NOTE:
^ Apply fluid packing to oil drain plug in T-type.
^ VA-type uses a new aluminum gasket.
Fluid packing: THREE BOND 1105 or equivalent
Tightening torque:
T-type; 49.0 Nm (5.0 kgf-cm, 36.2 ft. lbs.)
VA-type; 34 Nm (3.5 kgf-cm, 25.3 ft. lbs.)
5. Fill differential carrier with gear oil to the upper plug level.
NOTE: Carefully refill oil while watching the level. Excess or insufficient oil must be avoided.
Oil capacity:
T-type; 0.8 l (0.8 US qt. 0.7 Imp qt)
VA-type; 0.9 l (1.0 US qt, 0.8 Imp qt)
T-type
VA-type
6. Install filler plug.
NOTE:
^ Apply fluid packing to oil filler plug in T-type.
^ VA-type uses a new aluminum gasket.
Fluid packing: THREE BOND 1105 or equivalent
Tightening torque:
T-type; 49.0 Nm (5.0 kgf-cm, 36.2 ft. lbs.)
VA-type; 34 Nm (3.5 kgf-cm, 25.3 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.