Connector Separation Point Wiring Diagram - PE54.18-P-2300-97DCA
Model 238 up to model year 2021 X8/4, X18/28, X18/53, X18/54
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Use of wiring diagrams | 145L |
| A1 | Instrument cluster | 47A |
| A1 | Instrument cluster | 108A |
| A105 | Touchpad | 78A |
| A26/17 | Head unit | 94L |
| A26/17 | Head unit | 118L |
| A40/12 | Head-up display | 49A |
| A40/8 | Audio/COMAND display | 94A |
| A40/9 | Audio/COMAND control panel | 78A |
| A85/5 | Trunk lid lock | 10A |
| B10/38 | Rear footwell vent air outlet temperature sensor | 131L |
| B12 | Refrigerant pressure sensor | 120L |
| B31 | Air quality sensor | 32L |
| CAN A | Telematics CAN | 141L |
| CAN A | Telematics CAN | 142B |
| CAN B | Interior CAN | 129L |
| CAN B | Interior CAN | 129B |
| CAN HMI | User interface CAN | 5L |
| CAN HMI | User interface CAN | 47L |
| CAN HMI | User interface CAN | 48L |
| CAN HMI | User interface CAN | 47B |
| CAN HMI | User interface CAN | 48B |
| Code 218 | Backup camera | 1A |
| Code 235 | Park-Pilot with PARKTRONIC | 6J |
| Code 235 | Park-Pilot with PARKTRONIC | 6E |
| Code 275 | Memory package | 80A |
| Code 362 | HERMES LTE | 55J |
| Code 362 | HERMES LTE | 55E |
| Code 362 | HERMES LTE | 97J |
| Code 362 | HERMES LTE | 113J |
| Code 362 | HERMES LTE | 113E |
| Code 362 | HERMES LTE | 115E |
| Code 362 | HERMES LTE | 97E |
| Code 380 | Car telephony package | 140A |
| Code 421 | 9G-TRONIC | 96E |
| Code 425 | 6-speed manual transmission | 77J |
| Code 446 | Touchpad only | 78E |
| Code 446 | Touchpad only | 78D |
| Code 463 | Head-up display | 50K |
| Code 464 | Digital instrument cluster full display | 96E |
| Code 464 | Digital instrument cluster full display | 118E |
| Code 506 | Audio 20 NTG 5.5 radio | 117 J |
| Code 520 | Audio 20 USB | 93J |
| Code 522 | Audio 20 radio | 93J |
| Code 531 | COMAND APS | 93J |
| Code 531 | COMAND APS | 118J |
| Code 581 | THERMOTRONIC automatic air conditioning | 30H |
| Code 581 | THERMOTRONIC automatic air conditioning | 131E |
| Code 581 | THERMOTRONIC automatic air conditioning | 130E |
| Code 810 | Sound system | 58J |
| Code 810 | Sound system | 55J |
| Code 810 | Sound system | 55E |
| Code 810 | Sound system | 58D |
| Code 810 | Sound system | 97J |
| Code 810 | Sound system | 113J |
| Code 810 | Sound system | 111J |
| Code 810 | Sound system | 113E |
| Code 810 | Sound system | 111D |
| Code 811 | Advanced sound system | 58J |
| Code 811 | Advanced sound system | 58D |
| Code 811 | Advanced sound system | 60A |
| Code 811 | Advanced sound system | 111J |
| Code 811 | Advanced sound system | 111D |
| Code 877 | Ambiance illumination | 54J |
| Code 877 | Ambiance illumination | 54E |
| Code 877 | Ambiance illumination | 96J |
| Code 877 | Ambiance illumination | 109 J |
| Code 877 | Ambiance illumination | 95E |
| Code 891 | Premium ambient lighting | 53J |
| Code 891 | Premium ambient lighting | 53E |
| Code 891 | Premium ambient lighting | 96J |
| Code 891 | Premium ambient lighting | 109 J |
| Code 891 | Premium ambient lighting | 121J |
| Code 891 | Premium ambient lighting | 95E |
| Code 891 | Premium ambient lighting | 121E |
| Code B01 | 48V technology | 87A |
| Code B01 | 48V technology | 132A |
| Code B54 | Live Traffic Information | 116E |
| Code B54 | Live Traffic Information | 97E |
| Code FA | CABRIOLET | 1A |
| Code FA | CABRIOLET | 8A |
| Code FA | CABRIOLET | 19A |
| Code L | LEFT-HAND DRIVE | 36A |
| Code L | LEFT-HAND DRIVE | 70A |
| Code L | LEFT-HAND DRIVE | 74J |
| Code L | LEFT-HAND DRIVE | 111J |
| Code L | LEFT-HAND DRIVE | 97E |
| Code L | LEFT-HAND DRIVE | 115E |
| Code L | LEFT-HAND DRIVE | 111D |
| Code L | LEFT-HAND DRIVE | 102A |
| Code M016 | Uprated high-performance engine | 57J |
| Code M016 | Uprated high-performance engine | 57D |
| Code M016 | Uprated high-performance engine | 110J |
| Code M016 | Uprated high-performance engine | 110D |
| Code M256 | 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 | 57J |
| Code M256 | 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 | 57E |
| Code M256 | 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 | 110J |
| Code M256 | 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 | 110E |
| Code M264 | SPARK-IGNITION ENGINE M264 | 41K |
| Code M274 | SPARK-IGNITION ENGINE M274 | 41J |
| Code M276 | SPARK-IGNITION ENGINE M276 | 41K |
| Code M642 | DIESEL ENGINE OM642 | 41K |
| Code M654 | DIESEL ENGINE OM654 | 41K |
| Code P21 | AIR-BALANCE package | 107J |
| Code P21 | AIR-BALANCE package | 107E |
| Code R | RIGHT-HAND DRIVE | 16J |
| Code R | RIGHT-HAND DRIVE | 58J |
| Code R | RIGHT-HAND DRIVE | 58D |
| Code R | RIGHT-HAND DRIVE | 51A |
| Code R | RIGHT-HAND DRIVE | 99A |
| Code R | RIGHT-HAND DRIVE | 125E |
| E21 | Center stop lamp | 18L |
| E3/1 | Inner left rear lamp unit | 14L |
| E3/1 | Inner left rear lamp unit | 23A |
| E4/1 | Inner right rear lamp unit | 22L |
| E4/1 | Inner right rear lamp unit | 15A |
| E40/2 | Left trunk lid/liftgate ambient lamp and warning lamp | 17A |
| E43/18 | Driver-side ambiance illumination | 53A |
| E43/20 | Passenger-side exterior ambiance illumination | 109A |
| E43/25 | Inner upper digital instrument cluster full display ambient lighting | 95A |
| E43/26 | Outer upper digital instrument cluster full display ambient lighting | 96A |
| E43/34 | Left rear footwell illumination ambiance illumination (LED) | 53L |
| E43/44 | Left upper center console trim plate ambiance illumination (LED) | 95A |
| E43/60 | Front passenger side air vent ambiance illumination | 121L |
| F1/3 | Passenger-side A-pillar fuse box | 50L |
| F1/3 | Passenger-side A-pillar fuse box | 107L |
| F1/3 | Passenger-side A-pillar fuse box | 109L |
| F1/3 | Passenger-side A-pillar fuse box | 139L |
| F1/3 | Passenger-side A-pillar fuse box | 79A |
| F1/3 | Passenger-side A-pillar fuse box | 88A |
| F63 | Pyrofuse | 89L |
| F63 | Pyrofuse | 135A |
| Flex E | Chassis Flex Ray | 38L |
| Flex E | Chassis Flex Ray | 52L |
| Flex E | Chassis Flex Ray | 71L |
| Flex E | Chassis Flex Ray | 38B |
| Flex E | Chassis Flex Ray | 52B |
| Flex E | Chassis Flex Ray | 71B |
| Flex E | Chassis Flex Ray | 103L |
| Flex E | Chassis Flex Ray | 100L |
| Flex E | Chassis Flex Ray | 105L |
| Flex E | Chassis Flex Ray | 103B |
| Flex E | Chassis Flex Ray | 100B |
| Flex E | Chassis Flex Ray | 105B |
| G1/3 | 48 V on-board electrical system battery | 137L |
| G1/3 | 48 V on-board electrical system battery | 89A |
| H4/27 | Center instrument panel speaker | 58L |
| H4/27 | Center instrument panel speaker | 55L |
| H4/27 | Center instrument panel speaker | 98L |
| H4/27 | Center instrument panel speaker | 115L |
| H4/27 | Center instrument panel speaker | 111L |
| H4/76 | Center instrument panel tweeter | 61A |
| H4/78 | Center instrument panel midrange speaker | 62A |
| K40/5 | Rear fuse and relay module | 3L |
| K40/8 | Engine fuse and relay module | 34L |
| M1/10 | Starter-alternator | 133L |
| M13/5 | Coolant circulation pump | 33L |
| M16/33 | Left B-pillar air distribution actuator motor | 68A |
| M20/1 | Steering column in/out adjustment motor | 84L |
| M20/1 | Steering column in/out adjustment motor | 81L |
| M20/2 | Steering column up/down adjustment motor | 85L |
| M20/2 | Steering column up/down adjustment motor | 82L |
| M35/2 | Rear camera cover motor | 7A |
| M4/12 | Digital instrument cluster full display fan motor | 118A |
| N10/8 | Rear SAM control unit | 7L |
| N10/8 | Rear SAM control unit | 10L |
| N10/8 | Rear SAM control unit | 13L |
| N10/8 | Rear SAM control unit | 21L |
| N10/8 | Rear SAM control unit | 24L |
| N10/8 | Rear SAM control unit | 16L |
| N112/9 | HERMES control unit | 98A |
| N112/9 | HERMES control unit | 116A |
| N123/9 | Telephone control unit | 141A |
| N127 | Drivetrain control unit | 103L |
| N127 | Drivetrain control unit | 105A |
| N162 | Ambiance illumination control unit | 96L |
| N162 | Ambiance illumination control unit | 121A |
| N2/10 | Supplemental restraint system control unit | 135L |
| N22/1 | Climate control, control unit | 33A |
| N22/1 | Climate control, control unit | 44A |
| N22/1 | Climate control, control unit | 119A |
| N22/1 | Climate control, control unit | 131A |
| N22/1 | Climate control, control unit | 129A |
| N22/6 | Rear control unit | 11L |
| N26/5 | Electric steering lock control unit | 77L |
| N30/4 | Electronic Stability Program control unit | 52L |
| N30/4 | Electronic Stability Program control unit | 71A |
| N30/4 | Electronic Stability Program control unit | 73A |
| N32/1 | Driver seat control unit | 83A |
| N40/2 | Sound system midline amplifier control unit | 58A |
| N40/2 | Sound system midline amplifier control unit | 111A |
| N40/3 | Sound system amplifier control unit | 55A |
| N40/3 | Sound system amplifier control unit | 114A |
| N40/7 | Advanced sound system amplifier control unit | 62L |
| N59 | Perfume atomizer generator | 107A |
| N66/2 | Backup camera control unit | 4A |
| N68 | Electrical power steering control unit | 38L |
| N72/1 | Upper control panel control unit | 78L |
| N73 | Electronic ignition switch control unit | 126L |
| N73 | Electronic ignition switch control unit | 76A |
| N73 | Electronic ignition switch control unit | 100A |
| N80 | Steering column module control unit | 71L |
| N80 | Steering column module control unit | 38A |
| N80 | Steering column module control unit | 52A |
| N80 | Steering column module control unit | 100L |
| N80 | Steering column module control unit | 105L |
| N80 | Steering column module control unit | 103A |
| N83/1 | DC/DC converter control unit | 136L |
| S1 | Exterior lights switch | 35A |
| S138/3 | Trunk partition switch | 21A |
| S2/3 | KEYLESS GO start/stop button | 75L |
| S2/3 | KEYLESS GO start/stop button | 126A |
| S6/1 | Driver-side instrument panel button group | 79L |
| S76/15 | Electric parking brake switch | 73L |
| S88/5 | Vent line contact switch | 13A |
| U708 | Valid for Flex Ray star | 51A |
| U708 | Valid for Flex Ray star | 70A |
| U708 | Valid for Flex Ray star | 99A |
| U710 | Valid for Flex Ray line topology | 36A |
| U710 | Valid for Flex Ray line topology | 51B |
| U710 | Valid for Flex Ray line topology | 102A |
| U710 | Valid for Flex Ray line topology | 104A |
| W6 | Left wheel arch trunk ground point | 4L |
| W6/1 | Left taillamp trunk ground point | 23L |
| W7/12 | Right floor AdBlue® ground point | 9L |
| W7/12 | Right floor AdBlue® ground point | 15L |
| X18/28 | Left cockpit/engine compartment electrical connector | 29F |
| X18/53 | Driver-side cockpit/frame floor assembly electrical connector | 42F |
| X18/53 | Driver-side cockpit/frame floor assembly electrical connector | 64F |
| X18/53 | Driver-side cockpit/frame floor assembly electrical connector | 84F |
| X18/53 | Driver-side cockpit/frame floor assembly electrical connector | 93F |
| X18/54 | Passenger-side cockpit/frame floor assembly electrical connector | 100F |
| X18/54 | Passenger-side cockpit/frame floor assembly electrical connector | 124F |
| X18/55 | Center console rear compartment temperature sensor electrical connector | 130A |
| X26 | Engine wiring harness/engine compartment electrical connector | 43L |
| X30/20 | User interface CAN (CAN HMI) potential distributor electrical connector | 5L |
| X30/20 | User interface CAN (CAN HMI) potential distributor electrical connector | 48L |
| X30/33 | Right interior CAN (CAN B) potential distributor electrical connector | 129L |
| X30/33 | Right interior CAN (CAN B) potential distributor electrical connector | 141L |
| X8/4 | Trunk lid electrical connector | 2F |
| X8/4 | Trunk lid electrical connector | 20F |
| Z36/14z1 | Headlamp range adjustment signal connector sleeve | 36L |
| Z68/26z1 | Climate control LIN 1 connector sleeve | 68L |
| Z68/26z1 | Climate control LIN 1 connector sleeve | 32A |
| Z68/3z1 | A/C control LIN ground connection connector sleeve, vehicle interior | 65L |
| Z68/43z1 | A/C control LIN 2 power supply connector sleeve, cockpit | 30A |
| Z68/43z1 | A/C control LIN 2 power supply connector sleeve, cockpit | 66A |
| Z68/45z1 | A/C LIN 2 data (COC) | 67L |
| Z68/46z1 | A/C control LIN 3 data line connector sleeve, cockpit | 127A |
| Z68/47z1 | A/C control LIN ground connection connector sleeve, cockpit | 31A |
| Z68/47z1 | A/C control LIN ground connection connector sleeve, cockpit | 65A |
| Z68/48z1 | A/C control LIN 2 power supply connector sleeve, vehicle interior | 66L |
| Z68/49z1 | A/C control LIN 3 data line connector sleeve, vehicle interior | 127L |
| Z68/4z1 | A/C control LIN 1 power supply connector sleeve, vehicle interior | 45L |
| Z68/9z1 | A/C control LIN 2 data line connector sleeve, vehicle interior | 67A |
| Z7/72z1 | Sensor ground connector sleeve | 120A |