mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

GF54.21-P-4109-01R Driver SAM Control Unit With Fuse and Relay Modules, Task|Page 7369 > < GF54.21-P-4109-01R Driver SAM Control Unit With Fuse and Relay Modules, Task|Page 7367
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Brake lining wear front left

Scanning the following signals:

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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)

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Dimmer lights front right (E1e2)

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High beam/headlamp front right (E2e1)

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Fog lamps front right (E1e4)

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Driving direction display front right

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Sidemarker front right (only in USA)

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Storage compartment lighting (E36)

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Footwell lighting (E17/1 and E17/2)

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Washer nozzle heating (R2/1)

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Washer nozzle hose heater (R2/11)

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SRA washer pump (K 26/2)

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Auxiliary water pump (M13/2)

Switches in the following relays:

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Fanfare (K39)

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Transmission oil cooler

The SAM control unit on the passenger side (N10/11) assumes the following EHB signal switches:

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Alarm lines

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Speed status signal

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Brake light switch signal

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Active recoil

The SAM control unit on the passenger side (N10/11) is connected to the passenger compartment CAN for the exchange of data.

GF54.21-P-4111R Passenger-Side SAM Control Module With Fuse and Relay Module,
Location/Task/ Design

GF54.21-P-4111R Passenger-side SAM Control Module With Fuse And Relay Module, Location/task/ Design

Component Identification

GF54.21-P-4109-01R Driver SAM Control Unit With Fuse and Relay Modules, Task|Page 7369 > < GF54.21-P-4109-01R Driver SAM Control Unit With Fuse and Relay Modules, Task|Page 7367