Rear differential leaks fluid (AWD)

Probable Cause 

• Fluid level too high
• Clogged breather hose
• Worn or damaged oil seal
• Damaged sealing washer
• Loose mounting bolts or inadequate sealing

Remedy 

• Lower to proper level - Refer to: Rear Differential Fluid Inspection and Replacement (4WD) Rear Differential Fluid Inspection and Replacement (AWD) 
• Clean or replace - Refer to: Rear Differential Breather Box and Hose Removal and Installation (4WD)Rear Differential Breather Box and Hose Removal and Installation (AWD)
• Replace the oil seal - Refer to: Rear Differential Oil Seal Replacement (4WD)Rear Differential Oil Seal Replacement (AWD)
• Replace the sealing washer - Refer to: Rear Differential Fluid Inspection and Replacement (4WD) Rear Differential Fluid Inspection and Replacement (AWD) 
• Recheck torque or apply sealant - Refer to: Rear Differential Disassembly and Reassembly (4WD) Rear Differential Disassembly and Reassembly (AWD)