BMW 318/325/M3/525/535/M5 1989-1993 Repair Information

Transfer Case

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FLUID RECOMMENDATION



The transfer case contains 0.53 quarts (0.5 liters) of DEXRON®II ATF. This is the factory recommended fluid to use in the transfer case.

LEVEL CHECK



Remove the filler plug on the side of the transfer case. The fluid should be level with the bottom of the filler plug hole. Torque M14 and M24 plugs to 22-25 ft. lbs. (30-35 Nm). Torque M18 plugs to 14-18 ft. lbs. (20-25 Nm).

DRAIN AND REFILL



The transfer case has a drain plug that is removed to drain the fluid. To fill the transfer case, open the filler plug located on the top edge of the case and add the fluid. The fluid should flow from the filler hole when it is full. Torque M14 and M24 plugs to 22-25 ft. lbs. (30-35 Nm). Torque M18 plugs to 14-18 ft. lbs. (20-25 Nm).

 
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