WARNING: Use of cleaning agents/paints not compliant with instructions
can cause
serious injuries or burns!
Handling cleaning agents/paints can trigger allergic skin and respiratory
reactions!
IMPORT
WARNING: If the engine hood/bonnet contact is pulled upwards (workshop
mode),
the information "switch closed" is output. The automatic engine start-stop
function is active.
An automatic engine start
Notes
IMPORTANT: Risk of damage to sealing lip on valve stem seal.
Fit new valve stem seals only when all valves have been installed.
Necessary preliminary work
Remove all VALVE SPRINGS.
Press special tool 11 6 370 onto the valve stem seal.
Withdraw valve stem seal by turning and simultaneously
The Telematics Control Unit (TCU) and the interface box 'High' (ULF-SBX-H)
control units are connected to
the MOST bus. TCU and interface box 'High' may both be fitted in the vehicle for
certain equipment options. In
this case, the telephone function is always implemented in the TCU.
The head uni