Wiring Diagram For Overhead Control Panel (OCP) Control Unit - PE54.21-P-2107-97FBA
Model 205 (except 205.4) up to model year 2019 Control unit N70 Model 253 (except 253.99) up to model year 2020 Control unit N70
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 121L |
| A26/17 | Head unit | 40L |
| A67 | Inside rearview mirror | 45L |
| A67b1 | Hands-free system microphone | 43K |
| A67e1 | Left reading lamp | 44K |
| A67e2 | Right reading lamp | 45K |
| A67e3 | Ambient lamp | 45K |
| A67e4 | Garage door opener indicator lamp | 49K |
| A67h1 | Forward automatic dimming mirror light sensor | 50K |
| A67h2 | Rearward automatic dimming mirror light sensor | 50K |
| A67h3 | Inside rearview mirror dimming | 51K |
| A67n2 | Garage door opener | 48J |
| A67s1 | Garage door opener button 1 | 47K |
| A67s2 | Garage door opener button 2 | 48K |
| A67s3 | Garage door opener button 3 | 48K |
| A67x1 | Inside rearview mirror electrical connector 1 | 42G |
| B38/2 | Rain/light sensor with additional functions | 11L |
| B39 | Left rear window glass breakage sensor | 30L |
| B39/1 | Right rear window glass breakage sensor | 32L |
| B39/4 | Rear window glass breakage sensor | 33L |
| B39/4 | Rear window glass breakage sensor | 37L |
| CAN B | Interior CAN | 26K |
| Code 231 | Garage door opener | 46F |
| Code 249 | Automatically dimming mirror | 49F |
| Code 347 | Mercedes-Benz emergency call system | 101A |
| Code 348 | Emergency call/assistance system | 101A |
| Code 350 | Ecall Europe emergency call system | 101B |
| Code 351 | Emergency call system (HERMES) | 101B |
| Code 413 | Panoramic sliding sunroof | 12A |
| Code 413 | Panoramic sliding sunroof | 52A |
| Code 413 | Panoramic sliding sunroof | 57A |
| Code 414 | Sliding roof | 12A |
| Code 414 | Sliding roof | 52B |
| Code 414 | Sliding roof | 57B |
| Code 551 | Anti-theft alarm system (ATA [EDW]) | 17D |
| Code 876 | Interior lights package | 66D |
| Code 876 | Interior lights package | 74D |
| Code 876 | Interior lights package | 80B |
| Code 876 | Interior lights package | 63B |
| Code 876 | Interior lights package | 107B |
| Code 877 | Ambiance illumination | 107B |
| Code 882 | Interior protection and tow-away protection | 17D |
| Code 882 | Interior protection and tow-away protection | 29E |
| Code 882 | Interior protection and tow-away protection | 35D |
| Code F205 | MODEL SERIES 205 | 17E |
| Code F205 | MODEL SERIES 205 | 28D |
| Code F205 | MODEL SERIES 205 | 98D |
| Code F205 | MODEL SERIES 205 | 80A |
| Code F205 | MODEL SERIES 205 | 66A |
| Code F205 | MODEL SERIES 205 | 63A |
| Code F205 | MODEL SERIES 205 | 116B |
| Code F205 | MODEL SERIES 205 | 107A |
| Code F253 | MODEL SERIES 253 | 17E |
| Code F253 | MODEL SERIES 253 | 35D |
| Code F253 | MODEL SERIES 253 | 51A |
| Code F253 | MODEL SERIES 253 | 57A |
| Code F253 | MODEL SERIES 253 | 98E |
| Code F253 | MODEL SERIES 253 | 66B |
| Code F253 | MODEL SERIES 253 | 116B |
| Code FC | COUPE | 107A |
| Code FS | STATION WAGON | 28D |
| Code FS | STATION WAGON | 98D |
| Code FS | STATION WAGON | 66B |
| Code FS | STATION WAGON | 63B |
| Code FS | STATION WAGON | 116C |
| Code FV | LONG SEDAN | 80A |
| Code FV | LONG SEDAN | 66B |
| Code FW | SEDAN | 98D |
| Code FW | SEDAN | 63A |
| Code FW | SEDAN | 66A |
| E11/1 | Left rear dome lamp | 53L |
| E11/1 | Left rear dome lamp | 59L |
| E11/1 | Left rear dome lamp | 75L |
| E11/1 | Left rear dome lamp | 88L |
| E11/1e1 | Left rear reading lamp | 79L |
| E11/1e1 | Left rear reading lamp | 78L |
| E11/1e1 | Left rear reading lamp | 89L |
| E11/1e1 | Left rear reading lamp | 89L |
| E11/1e2 | Left rear interior lamp | 72L |
| E11/1e2 | Left rear interior lamp | 86L |
| E11/1s1 | Left rear dome lamp button | 77J |
| E11/1s1 | Left rear dome lamp button | 90J |
| E11/1s2 | Left rear reading lamp button | 77J |
| E11/1s2 | Left rear reading lamp button | 91J |
| E11/2 | Right rear dome lamp | 61L |
| E11/2 | Right rear dome lamp | 55L |
| E11/2 | Right rear dome lamp | 68L |
| E11/2 | Right rear dome lamp | 83L |
| E11/2e1 | Right rear reading lamp | 67L |
| E11/2e1 | Right rear reading lamp | 67L |
| E11/2e1 | Right rear reading lamp | 81L |
| E11/2e1 | Right rear reading lamp | 82L |
| E11/2e2 | Right rear interior lamp | 71L |
| E11/2e2 | Right rear interior lamp | 84L |
| E11/2s1 | Right rear dome lamp button | 68J |
| E11/2s1 | Right rear dome lamp button | 82J |
| E11/2s2 | Right rear reading lamp button | 69J |
| E11/2s2 | Right rear reading lamp button | 83J |
| E14/1 | Left sun visor mirror lamp | 101L |
| E14/2 | Right sun visor mirror lamp | 105L |
| E15/10 | Left rear vanity mirror unit | 93L |
| E15/11 | Right rear vanity mirror unit | 96L |
| E15/3 | Rear dome lamp | 64L |
| E15/3 | Rear dome lamp | 109L |
| E15/3e3 | Rear interior lamp | 107K |
| E15/3e5 | Rear dome lamp ambiance illumination | 110K |
| F1/3 | Passenger-side A-pillar fuse box | 4L |
| F1/3f312 | Fuse 312 | 2L |
| F1/3f326 | Fuse 326 | 6L |
| H3/1 | Alarm siren | 19L |
| K40/6 | Driver-side fuse and relay module | 22L |
| K40/6f202 | Fuse 202 | 21L |
| N10/6 | Front SAM control unit | 15L |
| N26/6 | ATA [EDW]/towing sensor/interior motion sensor control unit | 112E |
| N26/6a1 | Interior protection receiver | 116G |
| N26/6b1 | Left interior protection transmitter | 115G |
| N26/6b2 | Right interior protection transmitter | 114G |
| N70 | Overhead control panel control unit | 4A |
| N70 | Overhead control panel control unit | 12A |
| N70 | Overhead control panel control unit | 20A |
| N70 | Overhead control panel control unit | 28A |
| N70 | Overhead control panel control unit | 36A |
| N70 | Overhead control panel control unit | 44A |
| N70 | Overhead control panel control unit | 51A |
| N70 | Overhead control panel control unit | 60A |
| N70 | Overhead control panel control unit | 68A |
| N70 | Overhead control panel control unit | 76A |
| N70 | Overhead control panel control unit | 84A |
| N70 | Overhead control panel control unit | 92A |
| N70 | Overhead control panel control unit | 100A |
| N70 | Overhead control panel control unit | 108A |
| N70 | Overhead control panel control unit | 115A |
| N70b1 | Interior temperature sensor with integrated fan | 98A |
| N70e1 | Front dome lamp | 17A |
| N70e6 | Left mounting console incident illumination | 21A |
| N70e7 | Right mounting console incident illumination | 21A |
| N70e8 | Eyeglass box illumination | 22A |
| N70s1 | Roof switch | 14A |
| N70s11 | SOS button | 102A |
| N70s12 | Breakdown assistance button | 103A |
| N70s13 | MB-Info button | 104A |
| N70s2 | Rear dome lamp button | 5A |
| N70s3 | Interior lamp automatic function button | 6A |
| N70s4 | Front dome lamp button | 7A |
| N70s6 | Left front reading lamp button | 7A |
| N70s7 | Right front reading lamp button | 8A |
| N70s8 | Interior protection switch | 42A |
| N70s9 | Towing sensor button | 43A |
| S101 | Left front mirror lamp switch | 99L |
| S102 | Right front mirror lamp switch | 103L |
| W15/7 | Right front footwell ground point | 6G |
| W15/7 | Right front footwell ground point | 19G |
| W16/4 | Right major assembly compartment ground point | 19G |
| W3/8 | Right rear wheel well ground point | 34F |
| W8/12 | Upper right liftgate ground point | 37F |
| X30/32 | Left interior CAN (CAN B) potential distributor electrical connector | 26L |
| Z133/1z1 | Connector sleeve, ground connection for vanity mirror unit in rear | 96G |
| Z133/1z1 | Connector sleeve, ground connection for vanity mirror unit in rear | 104G |
| Z134/1z1 | Connector sleeve, power supply for vanity mirror unit in rear | 99G |
| Z134/1z1 | Connector sleeve, power supply for vanity mirror unit in rear | 94G |
| Z232/18z1 | Rear passenger compartment center console ambiance illumination connector sleeve (red) | 76F |
| Z232/18z1 | Rear passenger compartment center console ambiance illumination connector sleeve (red) | 91F |
| Z232/19z1 | Dome lamp ambiance illumination connector sleeve | 88G |
| Z232/19z2 | Dome lamp ambiance illumination connector sleeve | 81F |
| Z232/20z1 | Left front door stowage compartment illumination ambiance illumination connector sleeve (yellow) | 72G |
| Z232/20z1 | Left front door stowage compartment illumination ambiance illumination connector sleeve (yellow) | 85G |
| Z232/21z1 | Left front door stowage compartment illumination ambiance illumination connector sleeve (blue) | 73F |
| Z232/21z1 | Left front door stowage compartment illumination ambiance illumination connector sleeve (blue) | 87F |
| Z6/30 | Circuit 31 connector sleeve | 8G |
| Z6/71z1 | Grab handle illumination circuit 31 connector sleeve | 57F |
| Z6/92z2 | Trunk lid ground connection connector sleeve | 33H |