| Risk of injury due to unexpected engine start |
| In vehicles with activated Start/Stop system, the engine may start up unexpectedly. The status of the Start/Stop system is indicated by a message in the dash panel insert. |
| – | Deactivate Start/Stop system by switching off ignition. |
Safety precautions when handling refrigerants
Safety precautions when working on high-voltage systemRepairs to CAN bus wiring
An unshielded two-wire line -1-
and -2- with a cross section of
0.35 mm2 or 0.5 mm2
is used for CAN bus wiring.
The colour codes of the CAN bus wiring can be gleaned from
the following table:
  ...
Searching for leaks in refrigerant circuits using leak detector -V.A.G 1796
Note
Small leaks can be detected with, for example, an electronic
leak detector.
–
Evacuate refrigerant circuit using an air conditioner
service station
→ Chapter.
Note
...
Removing and installing treble horn -H2- / bass horn -H7-
Note
Removal and installation are described for the left side.
Removal and installation on the right side are carried out in
the same way.
Removing horn
–
...