S 600 Sedan (140.057) V12-6.0L (120.982) (1996)
Condenser Fan Resistor: Locations
The auxiliary fans (M4) are located behind the radiator shroud.
Refrigerant Pressure Sensor [transmitter] (B12)
B12 - Refrigerant Pressure Switch
Auxiliary Fan Relays (K9, K9/1, K30)
K9 - Auxiliary Fan Relay Module (Stage 1 & 2)
K9/1 - Auxiliary Fan Relay Module (Stage 1)
K30 - Auxiliary Coolant Pump Control Relay Module (REST, engine OFF cooling)