The cooling system has 2 operating conditions, which result from its
function:
Cooling OFF
Cooling ON
Cooling OFF operating condition
The "Cooling OFF" operating condition is active when the cell temperature is
in or below an optimal
range. This is generally the case if the vehicle is moved at
It was necessary to adapt the IHKA to enable activation of the electric A/C
compressor (EKK) in all
operating conditions. The electric A/C compressor control unit communicates with
the IHKA via the
LIN bus.
To be able to show additional displays for driving readiness, electric driving,
brake ene