Mercedes Benz C-Class (W204) Training Manual: Relay assignment of the fuse and relay box (SRB)

Mercedes Benz C-Class (W204) Training Manual / Electrical System / Relay assignment of the fuse and relay box (SRB)

Mercedes Benz C-Class. Signal Acquisition and Actuation Module (SAM)

Relay assignment of front SRB

Y   Circuit 15
S    Circuit 15R
L    Spare
M   Circuit 50 (starter)
N   Circuit 87 engine
O   Fanfare horn
P    Secondary air injection pump or oil cooler (AMG)
Q   Spare
R    Circuit 87 suspension

Relay assignment of rear SRB

A   Circuit 15
B   Circuit 15 R (1)
C   Rear windshield heater
D   Fuel pump relay
E   Spare (rear wiper only for S204)
F   Partially electric seats
G   Circuit 15R (2)

Signal Acquisition and Actuation Module (SAM)

Fuses

See More:

Mercedes-Benz C-Class Owners Manual > Electrical fuses: Opening and closing the fuse box in the engine compartment
Requirements: A dry cloth and a screwdriver are available. Observe the notes on electrical fuses Opens WARNING Risk of injury from using the windshield wipers while the engine hood is open When the engine hood is open and the windshield wipers are set in motion, you can be trapped by the wiper linka ...