Note: If an engine failure occurs, the oil tank and feed line must be cleaned with the material used for this purpose in the workshop, and then blown through with compressed air.
Preparatory work
- Remove left cover (See Group 46).
- Remove engine guard.
- Remove cover for chain sprocket from engine.
Draining engine oil
Warning! Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Warm up the engine to operating temperature.
Place a suitable container in position to catch the oil.
Slacken drain plug (2) in oil tank.
Remove retaining screw (1).
Remove clamps (3).
Pull out the oil tank, tilt it to the left and slacken drain plug (2).
Use the spark-plug wrench (toolkit) to remove the filler cap from the oil tank.
Fully drain the tank.
Remove the oil drain plug from the engine and fully drain the oil from the engine.
Replacing oil filter element
Remove the left-hand screw (3) securing the oilfilter cover (1).
Remove the cable for the neutral indicating switch from its guide.
Engage the oil drain guide, BMW # 11 7 511, on the pins (arrows) on the engine block.
Position a drip tray beneath the engine.
Remove the screws (2) and remove the oil-filter cover.
Remove the filter element.
Fully drain the oil and clean the oil-filter housing.
Caution! Dispose of the used oil and oil filter in an environmentally compatible manner.
Coat the O-ring of the new filter element lightly with oil.
Check the O-ring of the oil-filter cover for damage and replace if necessary.
Install the oil-filter cover complete with filter element.
Installation is the reverse of the removal procedure: pay particular attention to the following.
Note: Do not reinstall the engine guard, cover and chain sprocket cover at this stage, if other maintenance work has to be performed on assemblies normally concealed by these components.
Tightening torques:
- Oil filter cover — 10 Nm
- Cover for chain sprocket — 2 Nm
Filling with engine oil
Install the oil drain plug in the oil tank with a new sealing ring and tighten.
Install the oil drain plug in the engine with a new sealing ring and tighten.
Fill the oil tank with 2 l (3.5 Imp.pints/2.1 US quarts) of engine oil and install the filler cap.
Warning! Observe the hazard avoidance instructions for running internal combustion engines in enclosed spaces.
Run the engine for thirty seconds.
Add another 0.3 l (0.53 Imp.pints/0.32 US quarts) of engine oil to the oil tank.
Installation is the reverse of the removal procedure: pay particular attention to the following.
Caution! Make sure that when the engine is at operating temperature, the oil level is not above the specified level (arrow).
Check the oil level with the engine at operating temperature and top up if necessary.
Operating fluids: Brand-name HD oil, API classification SF, SG or SH; suffix letters CD or CE are permitted; alternatively, brand-name HD oil of CCMC classification G4 or G5; suffix PD2 is permitted.
Engine oil capacity: For filter change — 2.3 l (4.05 Imp.pints/2.43 US quarts).
Tightening torques:
- Oil tank drain plug — 21 Nm
- Engine oil drain plug — 40 Nm
- Engine guard to frame — 9 Nm