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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 177 Chassis (4 Of 4) >> Wiring Diagrams >> Function Schematic For Triggering Emergency Call >> Function Schematic For Triggering Emergency Call - PE82.95-P-2501-97A

Function Schematic For Triggering Emergency Call - PE82.95-P-2501-97A

Model 118, 177, 243, 247 with code 362 (HERMES communications module LTE) 

Code: Designation: Position:
1 Manual emergency call, signal 20A
1 Manual emergency call, signal 13A
10 Wheel speed, signal 19K
10 Wheel speed, signal 12L
11 Emergency call data telegram, signal 26A
12 Mute function, signal 27C
12 Mute function, signal 27H
2 Operation, signal 13B
2 Operation, signal 19A
3 Audio, signal 27K
3 Audio, signal 7B
3 Audio, signal 20C
4 Position data, signal 12B
4 Position data, signal 19A
5 Crash, signal 13F
5 Crash, signal 20G
6 Telephone, signal 27A
6 Telephone, signal 20G
7 GPS, signal 20H
8 Steering wheel angle sensor, signal 13J
8 Steering wheel angle sensor, signal 20K
9 Yaw rate, signal 20L
9 Yaw rate, signal 20K
A2/140 Emergency call system antenna 1 28B
A2/140 Emergency call system antenna 1 1G
A2/141 Emergency call system antenna 2 28B
A2/141 Emergency call system antenna 2 1G
A2/23 GPS antenna 1H
A26/17 Head unit 8E
A26/17 Head unit 28F
B25/20 Driver hands-free system microphone 1C
CAN B Interior CAN 12A
CAN D Diagnostic CAN 18B
CAN D Diagnostic CAN 18F
CAN D Diagnostic CAN 18K
CAN HMI User interface CAN 11C
CAN HMI User interface CAN 9F
Code 545 Connect 5 (NTG6) 7D
Code 545 Connect 5 (NTG6) 28E
Code 547 Connect 20 Entry (NTG6) 7D
Code 547 Connect 20 Entry (NTG6) 28E
Code 548 Connect 20 MID (NTG6) 7E
Code 548 Connect 20 MID (NTG6) 28F
Code 549 Connect 20 HIGH (NTG6) 7E
Code 549 Connect 20 HIGH (NTG6) 28F
Code 810 Sound system 24G
Flex E Chassis FlexRay 9K
Flex E Chassis FlexRay 9L
H4/27 Center instrument panel speaker 28L
LIN E2 Seat occupied recognition LIN 18G
LIN E2 Seat occupied recognition LIN 9G
N112/9 HERMES control unit 21F
N166 Head unit/instrument cluster control unit 8D
N166 Head unit/instrument cluster control unit 28E
N2/10 Supplemental restraint system control unit 1F
N30/4 Electronic Stability Program control unit 1L
N40/3 Sound system amplifier control unit 28J
N70 Overhead control panel control unit 1A
N73 Electronic ignition switch control unit 14B
N73 Electronic ignition switch control unit 14F
N73 Electronic ignition switch control unit 14K
N80 Steering column module control unit 1J
G15074702Courtesy of MERCEDES-BENZ USA
G15074703Courtesy of MERCEDES-BENZ USA