Wiring diagram for electronic ignition switch (EIS) control unit - PE54.21-P-2104-97FAA
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2013 Mercedes-Benz C63, 2012 Mercedes-Benz C63, 2011 Mercedes-Benz C63, 2011 Mercedes-Benz C350, and 2010 Mercedes-Benz C63. However, it is still accessible from the selected car via links, so may be relevant.
MODEL 204 Control unit N73
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 40L |
| CAN B | Interior CAN | 16K |
| CAN B | Interior CAN | 33K |
| CAN E | Chassis CAN | 13K |
| CAN E | Chassis CAN | 30K |
| N10/1 | Front SAM control unit with fuse and relay module | 20L |
| N10/1 | Front SAM control unit with fuse and relay module | 3L |
| N10/1f19 | Fuse 19 | 2L |
| N10/1f19 | Fuse 19 | 19L |
| N10/1f27 | Fuse 27 | 5L |
| N10/1f27 | Fuse 27 | 22L |
| N26/5 | Electric steering lock control unit | 8L |
| N26/5 | Electric steering lock control unit | 25L |
| N73 | Electronic ignition switch control unit | 4A |
| N73 | Electronic ignition switch control unit | 12A |
| N73 | Electronic ignition switch control unit | 21A |
| N73 | Electronic ignition switch control unit | 29A |
| S164 | Automatic transmission neutral position switch | 10L |
| S164 | Automatic transmission neutral position switch | 27L |
| U12 | Valid for left-hand drive vehicles | 6C |
| U12 | Valid for left-hand drive vehicles | 23C |
| U13 | Valid for right-hand drive vehicles | 6C |
| U13 | Valid for right-hand drive vehicles | 23C |
| U344 | Valid for all except KEYLESS GO | 8C |
| U344 | Valid for all except KEYLESS GO | 25C |
| U57 | Valid for model 204.2 | 30C |
| U58 | Valid for model 204.0 | 30C |
| U59 | Valid for model 204.9 | 28C |
| U60 | Valid for model 204.3 | 30D |
| U82 | Valid for KEYLESS GO | 9C |
| U82 | Valid for KEYLESS GO | 26C |
| W15/5 | Left front footwell ground point | 6E |
| W15/5 | Left front footwell ground point | 23E |
| W15/7 | Right front footwell ground point | 6E |
| W15/7 | Right front footwell ground point | 23E |
| X190 | Instrument panel and electric steering lock electrical connector | 6H |
| X30/30 | Vehicle floor chassis CAN voltage distributor electrical connector | 13L |
| X30/30 | Vehicle floor chassis CAN voltage distributor electrical connector | 30L |
| X30/32 | Left vehicle floor interior CAN voltage distributor electrical connector | 16L |
| X30/32 | Left vehicle floor interior CAN voltage distributor electrical connector | 33L |
| Z35/7 | CAN bus high cockpit bus node | 30E |
| Z35/8 | CAN bus low cockpit bus node | 31E |