Relay assignment of fuse and relay box in engine compartment, left - GF54.15-P-1257-03SK

Relay assignment, driver-side SAM control unit with fuse and relay module (N10/1) 

Fig 1: Identifying Relay Assignment Of Fuse And Relay Box In Engine Compartment Left

Courtesy of MERCEDES-BENZ USA

Bay	Relay	Designation
I	N10/1kI	FAN relay module
K	N10/1kK	Circuit 87 relay, chassis
L	N10/1kL	Wiper relay, stage 1-2
M	N10/1kM	Circuit 15R relay
N	N10/1kN	Backup relay
O	N10/1kO	Air pump relay (on engine 272)
P	N10/1kP	Circuit 15 relay
Q	N10/1kQ	Wiper ON and OFF relay
R	N10/1kR	Circuit 87 relay, engine
S	N10/1kS	Starter relay