First read and observe the introductory information
and safety warnings
Before programming, check that the date and time set in the vehicle are correct .
The auxiliary heater can be programmed via the Auxiliary heater menu in the infotainment system.
Opening the Auxiliary heater menu
Air conditioning system (manual):
infotainment button.
function button. For Climatronic:
button in the Climatronic controls.
infotainment button. Use the right-hand rotary/push
knob to select and open the Air conditioning menu.
function button. | Function button | Effect | |
|---|---|---|
| Off | The auxiliary heater is switched off immediately. | |
| Heating, Ventilation | Set whether the vehicle interior should
be heated or ventilated when the auxiliary heater is switched on. You can
select the required mode by touching the function
button. |
|
| Setting | Open the Set auxiliary heater menu. | |
| Departure time 1 | You can programme 3 different departure times (hh.mm). If you only want to switch the auxiliary heater on for a certain day of the week, you can select the day of the week in addition to the departure time. | |
| Departure time 2 | ||
| Departure time 3 | ||
| Operating duration | The operating duration sets the running time for the
auxiliary heater when the system is switched on with the remote control
or the immediate heat button in the air conditioning
controls. The operating duration is also used for calculating the air conditioning
(manual) departure time. The running time is 10 to 60 minutes and can be
set in 10-minute intervals. |
|
|
Back to the main menu. | |
Air conditioning (manual): the programmed departure time determines the time at which the auxiliary heater should switch off. The point at which the auxiliary heater begins the heating process depends on the programmed operating period.
Climatronics: the programmed departure time determines the time at which the set temperature should be reached in the vehicle. The point at which the auxiliary heater begins the heating process is determined automatically in relation to the exterior temperature.
Programming check
If a departure time has been activated, the indicator lamp in the immediate heat
button
will light up for approximately ten seconds
after the ignition is switched off.

WARNING
Remote control
OperationAir conditioning system pressure switch -F129
This pressure switch has 3 functions:
1. Switches radiator fan to next higher speed when pressure
increases in refrigerant circuit (approx. 16 bar).
2. Switches the air conditioning system off in the event of
excess ...
Separating control unit from hydraulic unit
Special tools and workshop equipment
required
ESD workplace -VAS 6613-
Torx bit T25
If a control unit is defective, separate it from the
hydraulic unit and renew only the control ...
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.
...