Wiring diagram for electronic ignition switch (EIS) control unit - PE54.21-P-2104-97CAA

Code:	Designation:	Position:
A0	Color code key	23L
CAN B	Interior CAN	5K
CAN E	Chassis CAN	2K
F38	Backup battery fuse	9L
N10/1	Front SAM control unit with fuse and relay module	15L
N73	EIS [EZS] control unit	4A
N73	EIS [EZS] control unit	12A
N73	EIS [EZS] control unit	18A
U12	Valid for left-hand drive vehicles	13C
U13	Valid for right-hand drive vehicles	13C
W15	Power ground (electronics)	13E
W34	Ground (left footwell)	13E
X30/31	Chassis CAN/cockpit voltage distributor connector	2L
X30/34	Interior CAN/cockpit voltage distributor connector	5L

Fig 1: Electronic Ignition Switch (EIS) Control Unit Wiring Diagram (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Electronic Ignition Switch (EIS) Control Unit Wiring Diagram (2 Of 2)

Courtesy of MERCEDES-BENZ USA