BMW 3 of the E46 series

1 Check oil level, if necessary add.
2 Start the engine and warm up it. Temperature of oil has to be about +80 °C.
3 The sensor of the relay of pressure of oil-12-is on the case of an oil filter-11-. Turn off a bolt-2-and uncover an oil filter that oil from the filter merged in the engine. There is other execution of an oil filter with a screw cover. Turn off a cover of the filter and remove it, address to the Section Replacement of Motive Oil and Oil Filter.
4 Disconnect a cable from the sensor of the relay of pressure and turn out the sensor.

Wipe the flowed-out oil a rag.

5 Instead of the sensor of the relay of pressure of oil screw the corresponding manometer.
6 Fix a cover of an oil filter.
7 Start the engine and let's it work on single turns until the control lamp goes out. Value of pressure is given in Specifications.
8 Increase engine turns. Check the oil pressure upon 5000 rpm.
9 Turn off a cover of the filter and remove it that oil flew down in the engine.
10 Insert the oil pressure sensor with a sealing ring and fix the moment 20 N • m. Join the socket and fix it.
11 Replace sealing rings on a cover of an oil filter and the central pipeline. Fix a cover on the case of an oil filter the moment of 25 N • m, address to the Section Replacement of Motive Oil and Oil Filter.