Wiring Diagram Of Head Unit - PE82.85-P-2110-97DEA
Model 238 as of model year 2021 Control unit A26/17
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 226L |
| A105 | Touchpad | 30L |
| A105 | Touchpad | 35L |
| A2/105 | SDARS antenna | 141L |
| A2/105 | SDARS antenna | 144L |
| A2/108 | FM 2, DAB and TV antenna amplifier | 108L |
| A2/161 | Driver's side Bluetooth®/Wi-Fi antenna | 151L |
| A2/162 | Center Bluetooth®/Wi-Fi antenna | 157L |
| A2/163 | Front passenger side Bluetooth®/Wi-Fi antenna | 161L |
| A2/18 | FM, AM, CL, DAB and KEYLESS-GO antenna amplifier | 109L |
| A2/23 | GPS antenna | 123L |
| A26/17 | Head unit | 4A |
| A26/17 | Head unit | 12A |
| A26/17 | Head unit | 20A |
| A26/17 | Head unit | 28A |
| A26/17 | Head unit | 36A |
| A26/17 | Head unit | 52A |
| A26/17 | Head unit | 44A |
| A26/17 | Head unit | 59A |
| A26/17 | Head unit | 68A |
| A26/17 | Head unit | 76A |
| A26/17 | Head unit | 84A |
| A26/17 | Head unit | 92A |
| A26/17 | Head unit | 100A |
| A26/17 | Head unit | 107A |
| A26/17 | Head unit | 132A |
| A26/17 | Head unit | 116A |
| A26/17 | Head unit | 125A |
| A26/17 | Head unit | 140A |
| A26/17 | Head unit | 148A |
| A26/17 | Head unit | 156A |
| A26/17 | Head unit | 164A |
| A26/17 | Head unit | 172A |
| A26/17 | Head unit | 180A |
| A26/17 | Head unit | 188A |
| A26/17 | Head unit | 196A |
| A26/17 | Head unit | 205A |
| A26/17 | Head unit | 216A |
| A40/16 | Head unit/instrument cluster display cluster | 18L |
| A40/16 | Head unit/instrument cluster display cluster | 167L |
| A50/6 | Dedicated Short-Range Communications control unit | 199L |
| A50/8 | TV card reader | 134L |
| A90/5 | Multimedia connection unit | 56L |
| A90/5 | Multimedia connection unit | 118L |
| A94/5 | TV 1 antenna amplifier | 101L |
| A94/7 | TV 3 antenna amplifier | 102L |
| B25/20 | Driver hands-free system microphone | 47L |
| B25/20 | Driver hands-free system microphone | 52L |
| B25/21 | Front passenger hands-free system microphone | 51L |
| B25/21 | Front passenger hands-free system microphone | 48L |
| B84/14 | Augmented reality camera | 178L |
| CAN A | Telematics CAN | 14K |
| CAN A | Telematics CAN | 18K |
| CAN A | Telematics CAN | 22K |
| CAN A | Telematics CAN | 26K |
| CAN A | Telematics CAN | 30K |
| CAN A | Telematics CAN | 34K |
| CAN C1 | Drive train CAN | 81K |
| CAN HMI2 | User interface CAN 2 | 10K |
| Code 218 | Backup camera | 183D |
| Code 218 | Backup camera | 188D |
| Code 235 | Park-Pi lot with PARKTRONIC | 192D |
| Code 362 | HERMES LTE | 73C |
| Code 362 | HERMES LTE | 122D |
| Code 362 | HERMES LTE | 124D |
| Code 380 | Car telephony package | 12E |
| Code 446 | Touchpad only | 32E |
| Code 448 | Touchpad | 28E |
| Code 498 | Japan version | 197D |
| Code 536 | SIRIUS satellite radio | MOD |
| Code 536 | SIRIUS satellite radio | 142D |
| Code 548 | Connect 20 MID (NTG6) | 124D |
| Code 549 | Connect 20 HIGH (NTG6) | 149F |
| Code 810 | Sound system | 112K |
| Code 810 | Sound system | 111J |
| Code 810 | Sound system | 58C |
| Code 811 | Advanced sound system | 112L |
| Code 811 | Advanced sound system | 111K |
| Code 811 | Advanced sound system | 58D |
| Code 853 | "Midline" sound system | 112L |
| Code 853 | "Midline" sound system | 111K |
| Code 853 | "Midline" sound system | 58D |
| Code 865 | TV tuner | 99D |
| Code 868 | Large display for Audio 20 | 37F |
| Code 897 | Wireless mobile phone charging | 20G |
| Code 899 | Wireless phone charging at front and antenna | 20G |
| Code FA | CABRIOLET | 45D |
| Code FA | CABRIOLET | 139D |
| Code FA | CABRIOLET | 183D |
| Code FC | COUPE | 49D |
| Code FC | COUPE | 142D |
| Code FC | COUPE | 188D |
| Code L | LEFT-HAND DRIVE | 39G |
| Code L | LEFT-HAND DRIVE | 70L |
| Code L | LEFT-HAND DRIVE | 58H |
| Code L | LEFT-HAND DRIVE | 63H |
| Code L | LEFT-HAND DRIVE | 48A |
| Code R | RIGHT-HAND DRIVE | 39G |
| Code R | RIGHT-HAND DRIVE | 70L |
| Code R | RIGHT-HAND DRIVE | 58H |
| Code R | RIGHT-HAND DRIVE | 63H |
| Code R | RIGHT-HAND DRIVE | 48A |
| Code U19 | Augmented Reality | 176D |
| F1/3 | Passenger-side A-pillar fuse box | 6L |
| F1/3f317 | Fuse 317 | 5L |
| H4/1 | Left front door midrange speaker | 60L |
| H4/2 | Right front door midrange speaker | 65L |
| H4/33 | Left front door tweeter | 62L |
| H4/34 | Right front door tweeter | 67L |
| H4/42 | Left front footwell woofer | 71L |
| H4/43 | Right front footwell woofer | 71L |
| H4/8 | Right rear speaker | 68L |
| K40/6 | Driver-side fuse and relay module | 44L |
| K40/6f208 | Fuse 208 | 43L |
| M4/12 | Digital instrument cluster full display fan motor | 39L |
| N112/9 | HERMES control unit | 75L |
| N112/9 | HERMES control unit | 127L |
| N123/8 | Front mobile phone cradle control unit | 22L |
| N123/9 | Telephone control unit | 14L |
| N133/1 | Instrument cluster control unit | 90L |
| N133/1 | Instrument cluster control unit | 171L |
| N40/2 | Sound system midline amplifier control unit | 113L |
| N40/3 | Sound system amplifier control unit | 113K |
| N40/7 | Advanced sound system amplifier control unit | 113L |
| N62 | Parking system control unit | 194L |
| N66/2 | Backup camera control unit | 185L |
| N66/2 | Backup camera control unit | 190L |
| N66/2x2 | Reversing camera control unit electrical connector 2 | 185 J |
| N66/2x2 | Reversing camera control unit electrical connector 2 | 189 J |
| W12 | Left center console ground point | 6E |
| W34 | Left footwell ground point | 40G |
| W34/3 | Right footwell ground point | 40G |
| X11/4 | Diagnostic connector | 93L |
| X138/1x1 | Front center console electrical connector 1 | 34H |
| X138/1x1 | Front center console electrical connector 1 | 29H |
| X18/53x5 | Driver cockpit/interior wiring harness electrical connector 5 | 17H |
| X18/53x5 | Driver cockpit/interior wiring harness electrical connector 5 | 88H |
| X18/54x1 | Front passenger cockpit/interior wiring harness electrical connector 1 | 37E |
| X18/54x2 | Front passenger cockpit/interior wiring harness electrical connector 2 | 13H |
| X30/21 | Drive train CAN (CAN CD potential distributor electrical connector | 81L |
| X30/35 | Telematics CAN (CAN A) potential distributor electrical connector | 26L |
| X35/1x1 | Driver door electrical connector | 60H |
| X35/1x1 | Driver door electrical connector | 64H |
| X35/1xGPS | GPS antenna electrical connector | 122H |
| X35/2x1 | Front passenger door electrical connector | 60H |
| X35/2x1 | Front passenger door electrical connector | 64H |
| X58/3x1 | Microphone electrical connector | 50F |
| X8/4xRVC | Trunk lid electrical connector | 185G |
| X8/4xSDR | Trunk lid electrical connector | 141H |
| Z100/7z1 | Wake-up signal connector sleeve | 92H |
| Z14/2z1 | Microphone connector sleeve (-) | 46G |
| Z14/2z1 | Microphone connector sleeve (-) | 50G |
| Z245/2z1 | Universal serial bus connector sleeve, ground connection | 55G |
| Z28/89z1 | Right front woofer connector sleeve (+) | 71G |
| Z28/90z1 | Right front woofer connector sleeve (-) | 70G |
| Z35/33z1 | Head unit CAN (high) connector sleeve | 25E |
| Z35/34z1 | Head unit CAN (low) connector sleeve | 26F |
| Z87/12z2 | Microphone shielding end sleeve, emergency call | 73E |