SL 600 (129.076) V12-6.0L (120.983) (1997)
Control Module HVAC: Description and Operation
Auxiliary Fan Control Module
The auxiliary fan control module switches on the auxiliary fan.
The pushbutton control module transfers the input information on the coolant temperature and/or refrigerant pressure to the auxiliary fan control module.
The control current for the auxiliary fans is 0 to 10 mA
The auxiliary fan control module compares these values with the values stored and switches the auxiliary fans (M4) ON and OFF under the conditions
listed in the table below