Fluid - Differential: Service and Repair

Rear Differential Fluid Inspection and Replacement

Inspection

Clutch and Hypoid Chambers

1. Park the vehicle on level ground, and turn the ignition switch to LOCK (0).

2. Use solvent and a brush to wash any oil and dirt off the differential fluid inspection fluid filler plugs, and dry them with compressed air.

3. Remove each filler plug (A) and the sealing washer (B), then check the condition of the fluid, and make sure the fluid is at the proper level (C).

4. If the level is below the proper level, check for fluid leaks at the differential. If a problem is found, fix it before filling the differential with fluid.

5. The fluid level must reach up the bottom of the filler plug hole. If necessary, add the recommended fluid until it runs out, then reinstall the filler plug with a new sealing washer.






Replacement

Clutch Chamber

1. Park the vehicle on level ground, and turn the ignition switch to LOCK (0).

2. Remove the filler plug (A) and the sealing washer (B).

3. Remove the drain plug (C) and the sealing washer (D), and drain the fluid.

4. Reinstall the drain plug with a new sealing washer.

5. Refill the recommended fluid until it reaches the bottom of the filler plug hole.





Rear Differential Fluid

Type Acura All-Wheel Drive Fluid (DPSF)

Note:
*Acura All-Wheel Drive Fluid (DPSF) replaces ATF-Z1 and is the factory fill for all SH-AWD models, however if you need to top off the differential and "DPSF" isn't available ATF-Z1 may be used.

*Per Acura Service News article: Oct 2010

6. Reinstall the filler plug with a new sealing washer.






Hypoid Chamber

7. Park the vehicle on level ground, and turn the ignition switch to LOCK (0).

8. Remove the filler plug (A) and the sealing washer (B).

9. Remove the drain plug (C) and the sealing washer (D), and drain the fluid.

10. Reinstall the drain plug with a new sealing washer.

11. Refill the recommended fluid until it reaches the bottom of the filler plug hole.





Rear Differential Fluid

Type Acura All-Wheel Drive Fluid (DPSF)

12. Reinstall the filler plug with a new sealing washer.