| 1 - | Inlet valve |
| Do not rework. Only lapping in is permitted. |
| Valve dimensions → Chapter |
| Checking valve guides → Chapter. |
| 2 - | Exhaust valve |
| Do not rework. Only lapping in is permitted. |
| Valve dimensions → Chapter |
| Checking valve guides → Chapter. |
| 3 - | Cylinder head |
| 4 - | Valve stem seal |
| Renew → Chapter |
| 5 - | Valve spring |
| Installation position → Fig. |
| 6 - | Valve spring plate |
| 7 - | Valve cotters |
| 8 - | Roller rocker finger |
| Removing and installing → Chapter „Removing and installing camshaft housing“ |
| Mark installation position for re-installation. |
| Check roller bearing for ease of movement. |
| Lubricate contact surfaces before installing. |
| 9 - | Securing clip |
| For hydraulic compensation element. |
| 10 - | Hydraulic compensation element |
| Do not interchange |
| Oil contact surface |
|
|
Valve gear
Removing and installing camshaft control valve 1 -N205- and exhaust camshaft
control valve 1 -N318-Switch off the lane departure warning system in the following situations
First read and observe the introductory information
and safety warnings The lane departure warning system (Lane Assist) should
be switched off due to system limitations in the following situations:
When a high level of concentration is required by the driver.
Very sporty driving.
...
Checking systems with an expansion valve, receiver and air conditioner
compressor regulating valve -N280- (with externally regulated air conditioner
compressor)
Note
Connecting air conditioner service station
→ Chapter.
Observe the test prerequisites
→ Chapter.
–
Raise engine speed to 2,000 rpm.
...
Performing maintenance test
WARNING
It is not permissible to test or charge batteries
whose colour indicator is light yellow. Do not
slave/jump start the vehicle!
Danger of explosion when checking and charging ...