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Home >> Mercedes Benz >> 2021 >> E450 Base, 2D Convertible >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 238 Chassis (6 Of 6) >> Wiring Diagrams >> Function Schematic For Telephony With Mobile Phone Cradle >> Function Schematic For Telephony With Mobile Phone Cradle - PE82.70-P-2503-97B

Function Schematic For Telephony With Mobile Phone Cradle - PE82.70-P-2503-97B

Model 213, 238.3, 257 as of model year 2021 with code 899 (Front wireless telephone charging and antenna) 

Code: Designation: Position:
1 Operation, signal 26B
2 Telephone, signal 18D
2 Telephone, signal 12D
2 Telephone, signal 44D
2 Telephone, signal 5D
2 Telephone, signal 53D
2 Telephone, signal 49D
2 Telephone, signal 16F
2 Telephone, signal 18H
2 Telephone, signal 27G
2 Telephone, signal 36F
2 Telephone, signal 45H
2 Telephone, signal 42G
3 Cellular telephone system compensator, status 26D
4 Audio, signal 53J
4 Audio, signal 27J
5 Address data, signal 17H
5 Address data, signal 26G
6 Charge level, status 18G
6 Charge level, status 26D
7 Charging voltage and charging current, request 36D
8 Charging current, energy flow 45E
A2/102 Left telephone antenna 2E
A2/102 Left telephone antenna 50E
A2/103 Right telephone antenna 2E
A2/103 Right telephone antenna 50E
A2/109 Telephone antenna splitter 7E
A2/109 Telephone antenna splitter 54E
A2/161 Wi-Fi antenna 1 20G
A2/161 Wi-Fi antenna 1 39G
A2/162 Wi-Fi antenna 2 20J
A2/162 Wi-Fi antenna 2 39H
A2/91 Bluetooth® antenna 20F
A2/91 Bluetooth® antenna 39F
A26/17 Head unit 28E
A28/15 Cellular telephone system antenna amplifier/compensator 16D
A28/15 Cellular telephone system antenna amplifier/compensator 47D
B25/20 Driver hands-free system microphone 1K
B25/21 Front passenger hands-free system microphone 1K
CAN A Telematics CAN 25E
CAN A Telematics CAN 35D
Code 549 Connect 20 HIGH (NTG6) 19H
Code 549 Connect 20 HIGH (NTG6) 39H
N123/8 Front mobile phone cradle control unit 20E
N123/8 Front mobile phone cradle control unit 39D
G15062142Courtesy of MERCEDES-BENZ USA
G15062143Courtesy of MERCEDES-BENZ USA
G15062144Courtesy of MERCEDES-BENZ USA