Problems with the auxiliary heating
The auxiliary heating shows afault code on the display in the event of amalfunction.
If the display shows afault code not listed here, contact aqualified specialist workshop.
Display messages
Possible causes/consequences and MM Solutions
T84T84
The charge level is too low.
X
Charge the battery (Y page 168).
If the malfunction persists:
X
Inform aqualified specialist workshop.
TebTeb
Time of malfunction
If there is avoltage drop of more than eight minutes, the date and
time must be reset.
X
Set the date/time on the switch clock.
If the malfunction persists:
X
Inform aqualified specialist workshop.
Operating the climate control systems
67
Climatecontrol
Z