Engine codes AEG, AVH, AZG, BEV, assembly overview
WARNING: This page is about a different variant/trim than selected.
- Engine code BBW. Refer to Engine code BBW, assembly overview
1 - 15 Nm
2 - Bracket
- Not applicable for engine codes in this repair manual
- 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!
- Markings. See Figure .
7 - Dipstick guide
- Fastened to intake manifold
- Pull off to extract oil
8 - Guide tube
9 - Adjustment bushings
10 - O-ring
- Always replace
11 - 15 Nm
12 - Suction line
- See Parts catalog
- Clean strainer if soiled
13 - Baffle plate
14 - 15 Nm
15 - 15 Nm
16 - Oil pan
- Clean sealing surface before installing
- Insert with silicone sealant D 176 404 A2. Refer to Oil pan, removing and installing
- Removing and installing. Refer to Oil pan, removing and installing
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 this repair manual
21 - Seal
22 - 25 Nm
23 - Sealing flange
- Must be located on dowel sleeves
- Insert with silicone sealant D 176 404 A2. Refer to Front sealing flange, removing and installing
- Removing and installing. Refer to Front sealing flange, removing and installing
- Replacing crankshaft oil seal, poly V-belt pulley end. Refer to Crankshaft oil seal - belt pulley end, replacing
24 - Chain tensioner with tensioning rail, 15 Nm
- When installing, first pretension spring
25 - Chain
26 - 20 Nm
- Use counter support T10051 to loosen and tighten
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
- Replace if running surfaces and gears are scored
- Removing and installing. Refer to Oil pump, removing and installing