C 280 (203.054) V6-3.0L (272.940) (2006)
Body Control Module: Description and Operation
GF54.21-P-4108-01PP Front SAM Control Unit With Fuse And Relay Module, Task
The tasks of the front SAM control unit with fuse and relay module (N10/1) are as follows:
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Controlling the wiper system
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Control of windshield washer system
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Actuation of headlamp cleaning system
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Controlling the exterior lights
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Control of fanfare horns (H2), right fanfare horn (H2/1)
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Control of control unit box blower motor (M2/2)
Reading in the following components:
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Refrigerant pressure and temperature sensor (B12/2)
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Outside temperature indicator temperature sensor (B14)
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Light switch module (S1)
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Stop light switch (S9/1)
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Brake fluid indicator switch (S11)
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Parking brake switch (S12)
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Coolant level indicator switch (S41)
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Windshield washer system fluid level indicator switch (S42)
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ATA [EDW] hood switch (S62)
(with code (551) Anti-theft alarm system (ATA [EDW]))
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Backup lamp switch (S16/2) (with transmission 716)
Scanning the following signals:
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Terminal 61 (the preexcitation current is produced by a series resistor)
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Circuit 15
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Term. 15R
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Term. 31b (Wiper motor cam controller)
Switching consumers via semiconductor switches:
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Lamps of exterior lighting system
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Lamps of the interior lighting system
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Windshield washer fluid pump (M5/1)
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Rear-end door washer fluid pump (M5/3) (on model 203.2)
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HCS [SRA] pump (M5/2) (for code (600) Headlamp cleaning system)
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Coolant circulation pump (M13) (with code (450) Taxi version or code (581) Automatic air conditioning or code (581) Comfort automatic air
conditioning or code (670) Residual engine heat utilization system)
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SEQ [ASG] hydraulic pump (M46) (with code (424) Sequentronic automated manual transmission (SEQ))
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Control unit box blower motor (M2/2)
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Washer nozzle heating (R2/1)
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Washer nozzle hose heater R2/11 (with code (875) heated windshield washer system)
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Air conditioning regulating valve
Switching the following relays:
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Terminal 87 relay, chassis (N10/1kK)
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Fanfare horn relay (N10/1kl)
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Wiper speed 1 and 2 relay (N10/1kL)
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Terminal 15R relay (N10/1kM)
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SEQ [ASG] pump control relay (N10/1kN) (with code (424) Sequentronic automated manual transmission (SEQ))
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Air pump relay (N10/1kO) (with engine 112, 113 and 272)
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Terminal 15 relay (N10/1kP)
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Wiper ON/OFF relay (N10/1kQ)
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Terminal 87 relay, engine (N10/kR)
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Starter relay (N10/1kS)
For the exchange of data the front SAM control unit with fuse and relay module (N10/1) is connected to the Control Area Network bus class B (interior)
(CAN-B).