Transfer Assembly Fluid Inspection and Replacement

WARNING: This page is about a different variant/trim than selected.

Raise the vehicle on a lift, and make sure it is supported securely.
Remove the filler plug (A) and the sealing washer (B), check the condition of the transfer fluid, and make sure it is at the proper level (C).

Fig 1: Filler Plug, Sealing Washer And Proper Level Of Transfer Fluid With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
If the transfer fluid is dirty, remove the drain plug (A) and the sealing washer (B), drain the transfer fluid.

Fig 2: Sealing Washer And Drain Plug With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Refill the transfer assembly with the recommended fluid (hypoid gear oil) through the filler plug hole until the fluid flows out. Use an SAE 90 viscosity hypoid gear oil, API classified GL4 or GL5 only.
Viscosity:

SAE 90: Above 0°F (- 18 °C)

Transfer Fluid (Hypoid Gear Oil) Capacity:

0.43 L (0.45 US qt) at fluid change

0.45 L (0.48 US qt) at overhaul
Install the filler plug with a new sealing washer.