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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Accessories Control Systems >> Electrical System - Body - 177 Chassis (4 Of 4) >> Wiring Diagrams >> Function Schematic For Multimedia System Control >> (Function Schematic For Multimedia System Control - PE82.85-P-2501-97E)
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(Function Schematic For Multimedia System Control - PE82.85-P-2501-97E)

Model 238, 257 as of model year 2021 

Code: Designation: Position:
1 Operation, signal 20A
1 Operation, signal 20D
1 Operation, signal 15A
1 Operation, signal 10A
1 Operation, signal 20G
1 Operation, signal 20J
1 Operation, signal 10E
1 Operation, signal 10C
1 Operation, signal 6A
2 Voice input, signal 23E
2 Voice input, signal 23J
2 Voice input, signal 20L
3 Data from service center, signal 23D
3 Data from service center, signal 23G
4 Video, signal 29A
5 Audio/COMAND display, actuation 29B
A105 Touchpad 11D
A2/161 WLAN antenna 1 24F
A2/162 Wi-Fi antenna 2 24G
A2/91 Bluetooth® antenna 24F
A26/17 Head unit 24B
A40/16 Head unit/instrument cluster display cluster 30C
A40/16 Head unit/instrument cluster display cluster 1G
A40/9 Audio/COMAND control panel 12F
B25/20 Driver hands-free system microphone 1L
B25/21 Front passenger hands-free system microphone 1L
B84/15 Hand motion sensor 1J
CAN A Telematics CAN 27C
CAN A Telematics CAN 17E
CAN A Telematics CAN 9G
CAN A Telematics CAN 14G
CAN A Telematics CAN 19G
CAN A Telematics CAN 14J
CAN A Telematics CAN 9J
CAN A Telematics CAN 19J
CAN HMI2 User interface CAN 2 19B
CAN LR Steering wheel CAN 8B
CAN LR1 CAN for steering wheel gearshift buttons 4B
Code 362 HERMES LTE 21D
Code 446 Touchpad only 11E
Code 446 Touchpad only 11D
Code 549 Connect 20 HIGH (NTG6) 24G
Code 77B Contactless gesture control at front 1H
Flex E Chassis FlexRay 14B
HSVL High-speed video link 27B
LIN A3 LCP LIN 7D
LIN A3 LCP LIN 8E
N112/9 HERMES control unit 24K
N135 Steering wheel electronics 6C
N72/1 Upper control panel control unit 2D
N72/5 Right lower control panel 6F
N73 Electronic ignition switch control unit 16C
N80 Steering column module control unit 10C
S163/2 Head unit multifunction steering wheel button group 4A
G15074660Courtesy of MERCEDES-BENZ USA
G15074661Courtesy of MERCEDES-BENZ USA