Engine Lubrication: Locations

Engine codes AEG, AVH, AZG, BEV, assembly overview





1- 15 Nm
2- Bracket
^ Not applicable for engine codes in these procedures
^ For oil level/oil temperature sensor wiring harness
3- 25 Nm
4- Pressure relief valve, 27 Nm
5- Oil spray jet
^ For piston cooling





6- Dipstick
^ Oil level must not exceed Max. mark!
7- Dipstick guide
^ Pull off to extract oil
8- Guide tube
9- Adjustment bushings
10- O-ring
^ Always replace
11- 15 Nm
12- Suction line
^ Clean strainer if soiled





13- Baffle plate
14- 15 Nm
15- 15 Nm
16- Oil pan
^ Insert with silicone sealant D 176 404 A2
17- Seal
^ Always replace





18- Oil drain plug, 30 Nm
19- 10 Nm
20- Oil level thermal sensor -G266-
^ Not applicable for engine codes in these procedures
21- Seal
22- 25 Nm
23- Sealing flange
^ Must be located on dowel sleeves
^ Insert with silicone sealant D 176 404 A2





24- Chain tensioner with tensioning rail, 15 Nm
^ When installing, first pretension spring
25- Chain
26- 20 Nm
27- Chain sprocket for oil pump
^ Observe installed position
28- Oil pump
^ With pressure relief valve of 12 bar
^ Before installing, check that both dowel sleeves for centralizing oil pump/cylinder block are installed