Unscrew bolts "1" and "2". Grasp drive shaft "3" of the oil pump with pliers "VAS 6226" and turn it back, overcoming the force of the spring. Remove the oil pump. The drive shaft of the oil pump remains installed.
Installation
Reinstall in reverse order. Check if 2 centering bushings are installed in the oil pump, install missing bushings if necessary. Install the lower part of the oil pan. Fill with oil and check its level