Residual heat

The heat stored in the engine is used to heat the interior.

Functional requirement

▷ Up to 15 minutes after the engine has been switched off.
▷ Warm engine.
▷ The battery is sufficiently charged.
▷ External temperature below 77 ℉/25 ℃.

Switching on

1. Switch off the ignition.

2. Press the right-hand button.

the automatic REST appears on the display of the automatic climate control when the residual heat utilization is switched on.

From radio readiness the interior temperature, the air volume and the air distribution can be set.

Switching off

You can select the lowest blower speed by pressing and holding the left side. Pressing again switches off the residual heat utilization.

REST disappears from the display of the automatic climate control.

    See also:

    Switching on automatically
    Select transmission position R with the engine running. The backup camera image is displayed if the system was switched on via the iDrive. ...

    Malfunction
    A Check Control message is displayed. On the Control Display, the areas in front of and behind the vehicle are shaded. PDC has failed. Have the system checked. To ensure full operability: ...

    Traffic Jump
    Traffic and weather information for a selected region is broadcast every few minutes. Selecting a region1.  "Radio" 2.  "Satellite radio" 3.  Open "Options ...