SL 500 (230.475) V8-5.0L (113.963) (2004)
Body Control Module: Description and Operation
GF54.21-P-4111-01R SAM Control Unit With Fuse and Relay Modules on Passenger Side, Tasks
GF54.21-P-4111-01R Sam Control Unit With Fuse And Relay Modules On Passenger Side, Tasks
- up to model year 08
The SAM control unit on the passenger side (N10/11) has the following tasks:
Controlling
^
Headlamp cleaning system (HCS)
^
Auxiliary water pump
^
Washer fluid hose heater
^
Passenger compartment lighting
^
Exterior lights
Scanning the following switches:
^
Voltage charged radiator fluid control switch (S41) together with the water level control switch Windshield wiper system (S42)
^
Electronic alarm system engine hood contacts (S62)
^
Storage compartment switches (S85)
^
Glove compartment illumination switch (E13/2)
Reading of the following signals:
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Brake lining wear front left
Scanning the following signals:
^
Circuit 61 (the pre-exciter current is generated in the SAM by a series resistor)
Switching loads via semiconductor switches:
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Stationary and park lights front right (E1e3)
^
Dimmer lights front right (E1e2)
^
High beam/headlamp front right (E2e1)
^
Fog lamps front right (E1e4)
^
Driving direction display front right
^
Sidemarker front right (only in USA)
^
Storage compartment lighting (E36)
^
Footwell lighting (E17/1 and E17/2)
^
Washer nozzle heating (R2/1)
^
Washer nozzle hose heater (R2/11)
^
SRA washer pump (K 26/2)
^
Auxiliary water pump (M13/2)
Switches in the following relays:
^
Fanfare (K39)
^
Transmission oil cooler
The SAM control unit on the passenger side (N10/11) assumes the following EHB signal switches:
^
Alarm lines
^
Speed status signal
^
Brake light switch signal
^
Active recoil
The SAM control unit on the passenger side (N10/11) is connected to the passenger compartment CAN for the exchange of data.