LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2017 >> E300 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 213 Chassis 7 Of 7 >> Wiring Diagrams >> Attention Assist Electrical Function Schematic >> Attention Assist Electrical Function Schematic - PE54.71-P-2054-97DBA

Attention Assist Electrical Function Schematic - PE54.71-P-2054-97DBA

Model 213 up to model year 2021 

Code: Designation: Position:
1 Engine running, signal 19J
1 Engine running, signal 23F
10 High-speed video link video signal data transfer, signal 9J
11 Time, signal 17D
11 Time, signal 18H
12 Light sensor, status 13G
12 Light sensor, status 16F
12 Light sensor, status 18H
12 Light sensor, status 15H
13 Steering wheel angle sensor, signal 30K
14 Steering wheel angle, signal 20L
15 Steering wheel velocity, signal 20L
16 Speed, turn rate and lateral acceleration, signal 17K
17 Operation, signal 16D
17 Operation, signal 18H
17 Operation, signal 19C
17 Operation, signal 10F
17 Operation, signal 10D
17 Operation, signal 9E
17 Operation, signal 7D
17 Operation, signal 7D
17 Operation, signal 7F
17 Operation, signal 28H
17 Operation, signal 31H
18 Steering column adjustment switch, status 28L
18 Steering column adjustment switch, status 21L
19 Combination switch, status 28K
19 Combination switch, status 21L
2 Drivetrain operational, signal 19H
2 Drivetrain operational, signal 23F
20 CRUISE CONTROL lever, signal 22L
20 CRUISE CONTROL lever, signal 27K
3 ATTENTION ASSIST, status 16D
3 ATTENTION ASSIST, status 18J
3 ATTENTION ASSIST, status 23A
4 Instrument cluster message, request 21B
4 Instrument cluster message, request 18F
5 Warning message issue, request 20B
5 Warning message issue, request 18F
5 Warning message issue, request 10F
6 Warning tone, request 20B
6 Warning tone, request 18G
7 Speaker, actuation 20C
8 Multifunction steering wheel button group, signal 20L
8 Multifunction steering wheel button group, signal 18C
8 Multifunction steering wheel button group, signal 20B
8 Multifunction steering wheel button group, signal 31H
8 Multifunction steering wheel button group, signal 28H
8 Multifunction steering wheel button group, signal 30D
9 Audio/COMMAND display, actuation 7J
A1 Instrument cluster 22B
A105 Touchpad 6A
A105 Touchpad 9B
A26/17 Head unit 8E
A40/8 Audio/COMMAND display 8J
A40/9 Audio/COMMAND control panel 11B
B25/20 Driver hands-free system microphone 5F
B38/2 Rain/light sensor with additional functions 16G
B38/2b2 Light sensor 14J
CAN A Telematics CAN 8H
CAN A Telematics CAN 8E
CAN B Interior CAN 13E
CAN C1 Drive train CAN 23G
CAN H Vehicle dynamics CAN 15K
CAN HMI User interface CAN 13E
CAN HMI User interface CAN 18B
CAN HMI User interface CAN 4G
CAN HMI User interface CAN 4A
CAN HMI User interface CAN 12A
CAN HMI User interface CAN 19A
CAN LR Steering wheel CAN 30G
Code 246 Analog clock 13A
Code 275 Memory package 25L
Code 446 Touchpad only 4A
Code 448 Touchpad 7A
Flex E Chassis FlexRay 21K
Flex E Chassis FlexRay 17G
Flex E Chassis FlexRay 20E
Flex E Chassis FlexRay 20D
Flex E Chassis FlexRay 25D
Flex E Chassis FlexRay 24K
H4/61 Instrument cluster speaker 20C
HSVL High-speed video link 9H
LIN A3 LCP LIN 12D
LIN A3 LCP LIN 5D
LIN A3 LCP LIN 5E
LIN B16 Rain and light sensor LIN 14G
LIN E1 Steering LIN 28G
N10/6 Front SAM control unit 12F
N127 Drivetrain control unit 23D
N135 Steering wheel electronics 29E
N135 Steering wheel electronics 31E
N2/10 Supplemental restraint system control unit 14K
N3/10 ME-SFI [ME] control unit 22H
N3/9 CDI control unit 24H
N30/4 Electronic Stability Program control unit 18J
N49 Steering wheel angle sensor 30L
N72/1 Upper control panel control unit 14B
N72/1s58 Vehicle button 15B
N72/4 Left lower control panel 2A
N72/5 Right lower control panel 3A
N73 Electronic ignition switch control unit 17D
N80 Steering column module control unit 29J
S163/1 Instrument cluster multifunction steering wheel button group 28B
S163/1s10 Instrument cluster finger navigation pad 28A
S163/2 Head unit multifunction steering wheel button group 31B
S163/2s10 Head unit finger navigation pad 31A
S163/2s13 "Back" button 31B
S4 Combination switch 26L
S40/4 Cruise control lever 26K
S59 Steering column adjustment switch 27L
U1056 Valid except code 446 (Touchpad only) 10A
U74 Valid for diesel engines 23G
U75 Valid for gasoline engines 21G
G13773577Courtesy of MERCEDES-BENZ USA
G13773578Courtesy of MERCEDES-BENZ USA