Driving
5.6 Heating and air-conditioning system
Operating manual GMK 6400 3 112 993 en 5 - 81
12.07.2013
Setting the
remaining time
If the ignition is turned off while the auxiliary heater is running, the auxiliary
heater continues to run for the remaining time.
• Switch on the auxiliary heating using the (1) button.
• Turn off the ignition.
The auxiliary heating continues to run and the residual run time set last
flashes, e.g. 48 minutes.
s t
• Set the desired remaining time on the flashing display. You can set
a remaining time of 1 to 120 minutes.
• Wait for 5 seconds until the current time is shown.
The remaining time is now set.