- Set of Torx keys.
Wear parts and consumables:
- ATF oil approved by BMW.
- New gearbox oil pan gasket.
Usually the ATF oil is changed every 80,000 km, at the same time the screen in the oil pan is cleaned. When changing the oil, observe the strictest cleanliness. Even the smallest contamination can cause automatic transmission failure.
Attention: When the oil in the transmission box is drained, it is forbidden to start the engine. Also, when the oil in the transmission box is drained, it is forbidden to tow the car.
Oil change is carried out on a heated box.
Unscrew the oil filler pipe at the bottom in front of the oil sump and drain the oil into a vessel underneath.
Attention: If the oil has a burnt smell or a blackish color, the box should be repaired.
Box without oil filler tube
Unscrew the oil drain plug at the bottom of the oil sump, drain the oil into a vessel.
Attention: Old oil is handed over to special waste collection points. Under no circumstances should the old oil be thrown out and disposed of with household waste.
If the oil has burnt halls or a blackish color, it is necessary to repair the box.
Unscrew the oil filler plug on the side of the oil sump.
Close without overtightening the drain plug. The tightening torque is 25 Nm.
Fill with ATF through the side filler hole until oil exits through the filler hole. Drain the spilled oil into a vessel.
Close without overtightening the filler plug. The tightening torque is 30 Nm.
Box with filling tube
Unscrew oil sump and clean thoroughly. There are two magnetic washers in the oil sump, on which metal chips are collected. Clean magnets.
Caution: Use only clean, lint-free cloths for cleaning and ensure cleanliness in all work steps.
Unscrew the mesh sheet at the bottom of the box. This requires a socket wrench. Unscrew the three fixing screws. Pull out the sheet with the grid.
Rinse the mesh in gasoline. When gum formation begins, which is determined by a brownish burnt coating, replace the mesh.
Insert mesh with spacer into sheet. Insert the sheet into the box and tighten the screws with a tightening torque of 25 Nm.
Screw on oil sump with magnets. At the same time, fix the mounting bracket so that it presses the crankcase with its short arm. Two corners with straight shoulders are attached to the sides.
Screw the oil pickup tube onto the box.
Pour in about 3 liters of ATF.
Attention: Fill only with oils recommended by BMW, see operating instructions.
Check oil level.