Principle
The car's interior can be cooled or heated before
driving off with the pre-ventilation. Depending on
set temperature and ambient temperature, the
car's interior is ventilated or possibly heated using
the residual engine heat.
General information
The system can be switched on and off direct
IMPORTANT:
Disconnecting the vehicle battery will cancel the fault memories
of control
units. Consequently, before disconnecting the car's battery, always
interrogate the fault memories. Investigate stored faults and, once any
faults have been remedied, cancel the fault memory.
Control unit