Wiring Diagram For Electronic Ignition Lock Control Unit (EZS) - PE54.21-P-2104-97ZHA
Model 463 (except 463.342) as of model year 2019 Control unit N73
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 113L |
| A108/1 | Active Distance Assist DISTRONIC electric controller unit | 82L |
| A40/11 | Mono multifunction camera | 80L |
| C8 | Park pawl capacitor | 11L |
| CAN B | Interior CAN | 46K |
| CAN D | Diagnostic CAN | 32K |
| CAN D | Diagnostic CAN | 36K |
| CAN HMI | User interface CAN | 40K |
| CAN PER | Peripherals CAN | 43K |
| Code EK1 | HERMES LTE communications module | 34F |
| Code EK2 | HERMES - UMTS Russia communications module | 34F |
| Code EM2 | HERMES UMTS communications module | 34F |
| Code L | LEFT-HAND DRIVE | 18L |
| Code L | LEFT-HAND DRIVE | 67L |
| Code L | LEFT-HAND DRIVE | 69L |
| Code M177 | V8 spark-ignition engine M177 - AMG | 87C |
| Code R | RIGHT-HAND DRIVE | 18L |
| Code R | RIGHT-HAND DRIVE | 69L |
| Code R | RIGHT-HAND DRIVE | 67L |
| F1/3 | Right A-pillar fuse box | 5L |
| F1/3f321 | Fuse 321 | 4L |
| F32/10 | Starter battery prefuse box | 28L |
| F32/3 | Engine compartment prefuse box | 15L |
| Flex E | Chassis FlexRay | 86K |
| Flex E | Chassis FlexRay | 85K |
| Flex E | Chassis FlexRay | 83K |
| Flex E | Chassis FlexRay | 82K |
| Flex E | Chassis FlexRay | 80K |
| Flex E | Chassis FlexRay | 81K |
| K40/8 | Engine fuse and relay module | 9L |
| K40/8f121 | Fuse 121 | 7L |
| K57/6 | Starter battery prefuse box battery disconnect switch relay | 13J |
| K57/7 | Engine compartment prefuse box battery disconnect switch relay | 25J |
| N10/6 | Front SAM control unit | 21L |
| N112/9 | HERMES control unit | 36L |
| N127 | Drivetrain control unit | 54L |
| N145/1 | Drive unit control unit | 89L |
| N30/4 | Electronic Stability Program control unit | 86L |
| N45 | All-wheel drive control unit | 81L |
| N62 | Parking system control unit | 83L |
| N68 | Electrical power steering control unit | 85L |
| N69/1 | Left front door control unit | 50L |
| N69/5 | KEYLESS-GO control unit | 77L |
| N70 | Overhead control panel control unit | 58L |
| N73 | Electronic ignition switch control unit | 4A |
| N73 | Electronic ignition switch control unit | 12A |
| N73 | Electronic ignition switch control unit | 20A |
| N73 | Electronic ignition switch control unit | 28A |
| N73 | Electronic ignition switch control unit | 36A |
| N73 | Electronic ignition switch control unit | 44A |
| N73 | Electronic ignition switch control unit | 52A |
| N73 | Electronic ignition switch control unit | 60A |
| N73 | Electronic ignition switch control unit | 68A |
| N73 | Electronic ignition switch control unit | 84A |
| N73 | Electronic ignition switch control unit | 76A |
| N73 | Electronic ignition switch control unit | 94A |
| N73 | Electronic ignition switch control unit | 104A |
| S2/3 | KEYLESS GO start/stop button | 64L |
| W10/1 | Electronics ground point | 24L |
| W16/3 | Left major assembly compartment ground point | 19L |
| W16/4 | Right major assembly compartment ground point | 19L |
| W18 | Left front seat crossmember ground point | 4E |
| W29/2 | Right A-pillar ground point | 12H |
| W34 | Left footwell ground point | 68L |
| W34 | Left footwell ground point | 70L |
| W34/3 | Right footwell ground point | 70L |
| W34/3 | Right footwell ground point | 68L |
| X11/4 | Diagnostic connector | 32L |
| X18/53 | Driver side cockpit/frame floor assembly electrical connector | 54E |
| X18/53 | Driver side cockpit/frame floor assembly electrical connector | 63E |
| X25/7 | Engine compartment/frame floor assembly electrical connector | 7H |
| X30/20 | User interface CAN (CAN HMI) potential distributor | 40L |
| X30/27 | Peripherals CAN (CAN PER) potential distributor | 43L |
| X30/32 | Interior CAN (CAN B) potential distributor, left | 46L |
| X35/41 | Driver door electrical connector | 50E |
| Y3/8 | Fully integrated transmission control unit | 73L |
| Z183/1z1 | Terminal 30t signal line end sleeve | 23E |
| Z183/2z1 | Terminal 30t signal line end sleeve | 20F |
| Z265z2 | Terminal 30t signal line end sleeve | 13E |
| Z35/12z1 | Diagnostic CAN (CAN D) low connector sleeve | 32E |
| Z35/13z1 | Diagnostic CAN (CAN D) high connector sleeve | 31E |
| Z50/3z1 | Circuit 31 connector sleeve | 66E |
| Z81/15z1 | Circuit 58d connector sleeve | 58G |