Remove/install cylinder head cover

AR01.20-P-5014L

24.6.10

ENGINES 137.970 in MODEL 215.378, 220.178 /878

P01.20-2014-09

1 Left cylinder head cover

2 Left cylinder head cover gasket

3 Right cylinder head cover

4 Right cylinder head cover gasket

5 Intake manifold

6 Air filter

Y80/1 Cylinder switch-off valve

Cylinders 7-9

Y81/1 Cylinder shutoff valve

Cylinders 10-12

7 Fuel distributor

8 Intake connection

9 Intake air pipes

B6/2 Left camshaft Hall sensor

B6/3 Right camshaft Hall-effect sensor

 	Remove/install
		 External torx set	*001589760900
		 Torx bit set	*000589011000
1	Remove air filter (6)		AR09.10-P-1050L
2	Remove ignition coil module		AR15.12-P-1100L
			*BA01.20-P-1002-01E
3	Remove ECI mains unit
4	Unbolt dipstick guide tube of automatic transmission at right cylinder head cover	 When removing right cylinder head cover.
5	Remove intake manifold (5)	 Removal: The intake manifold (5) must only be removed complete with inlet connection (8), inlet air pipes (9) and fuel rail (7).	AR09.20-P-1310L
			*BA09.20-P-1001-01G
6	Detach hose for crankcase ventilation (arrow) at cylinder head cover (1)
7	Remove left camshaft Hall sensor (B6/2)		AR15.10-P-2000L
8	Remove right camshaft Hall sensor (B6/3)		AR15.10-P-2000L
9	Detach both sockets of the cylinder shutoff valves (Y80/1) and (Y81/1)
10	Remove cylinder head covers (1, 3)	 Installation: 
		Ensure gaskets (2, 4) are correctly installed	AR01.20-P-5014-01L
			*BA01.20-P-1001-01E
11	Install in the reverse order

 Crankcase ventilation, cylinder head cover

Number	Designation			Engine 137


BA01.20-P-1001-01E	Cylinder head cover bolt	Stage 1	Nm	8
		Stage 2	°	-
BA01.20-P-1002-01E	Bolt, ignition coils to cylinder head cover		Nm	8

 Intake manifold

Number	Designation				Engine 137


BA09.20-P-1001-01G	Bolt, intake manifold to cylinder head	Stage 1	M6	Nm	8
			M8	Nm	20
		Stage 2	M6	Nm	8
		Stage 3	M6	 °	90

001 589 76 09 00

000 589 01 10 00

Torx bit set

External Torx set