Cylinder head, assembly overview: Notes
NOTE:
- Replace cylinder head bolts.
- Always replace self-locking nuts, bolts which have been tightened to tightening torque as well as gaskets and O-rings.
- When installing a replacement cylinder head with camshafts installed, contact surfaces between roller rocker lever and cam running surfaces must be oiled.
- The plastic protectors installed to protect the open valves must only be removed immediately before installing the cylinder head.
- When replacing the cylinder head or cylinder head gasket, coolant must be completely replaced.
1 - Bolt
- Tightening order Cylinder head cover tightening sequence
2 - Cylinder head cover
- Removing and installing → Cylinder head cover, removing and installing
3 - Gasket
- Replace if damaged or leaking
4 - Valve housing
5 - Oil filler cap
6 - Gasket
- Replace if damaged or leaking
7 - 4 Nm
8 - Cylinder head cover gasket
- Replace if damaged or leaking
9 - Vacuum pump
10 - 4 Nm
11 - Camshaft Adjustment Valve 1 N205
12 - Seal
- Replace
13 - 10 Nm
14 - Cable bracket
15 - Seal
- Replace if damaged or leaking
16 - 10 Nm
17 - Housing
18 - Gasket
- Replace
19 - Transport strap
20 - 25 Nm
21 - 10 Nm
- Stud bolt for intake manifold
22 - Partition plate
23 - Cylinder head gasket
- Replace
- Note installation position: Part number facing cylinder head
24 - 10 Nm
25 - Camshaft Position (CMP) sensor G40
26 - Seal
27 - 10 Nm
- Stud bolt for tensioning roller
28 - 20 Nm
- Stud bolt for exhaust manifold
29 - Cylinder head bolt
- Replace
- Observe sequence for loosening. Refer to → Loosen cylinder head bolts, paying attention to sequence of cylinder head bolts. under Cylinder head, removing
- Observe sequence for tighten cylinder head in sequence indicated, in two stages as follows:
- Torque specification: 40 Nm plus an additional 1 /2 turn (180 °)