Notes
IMPORTANT:
Special tool 33 4 409 must not be removed!
Insert special tool 33 4 408 into special tool 33 4 401.
Fig. 125: Positioning Special Tools (33 4 408), (33 4 401) And (33 4 409)
Posi
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
WARNING: Prior to each use of special tool 31 3 340, it is essential to
read the
associated Owner's Handbook fully!
All the safety information and instructions contained in the Owner's
Handbook must be strictly observed!
Failure to observe these safety precautions and instructions increases
the ris