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Electrical function schematic for deployment of supplemental restraint system (SRS) - PE91.60-U-2053-99MAA

Code: Designation: Position:
1 Circuit 15, status 13 D
10 Restraint equipment, status 10 E
11 Pyrofuse, actuation 9 G
12 Front passenger seat occupation, status 26 G
13 Power window motor, actuation 33 D
13 Power window motor, actuation 38 K
14 CL [ZV] motor, actuation 33 B
14 CL [ZV] motor, actuation 36 D
14 CL [ZV] motor, actuation 38 H
15 Hazard warning flasher, request 16 C
16 Turn signal lamp, actuation 33 C
16 Turn signal lamp, actuation 38 F
16 Turn signal lamp, actuation 38 J
17 Supplemental restraint system (SRS) messages, request 16 C
18 Steering column motor, actuation 22 C
19 Seat adjustment motors, actuation 20 D
2 WSS sensor, signal 25 K
3 Tilting/sliding roof motor, actuation 20 H
4 Front passenger seat occupation, status 10 E
4 Front passenger seat occupation, status 25 E
5 Automatic child seat recognition airbag OFF indicator lamp, actuation 27 D
6 Seat belt buckle and seat belt reminder warning switch, status 11 G
7 Impact detection, signal 11 D
7 Impact detection, signal 14 E
8 Crash, signal 6 G
8 Crash, signal 13 J
8 Crash, signal 14 J
8 Crash, signal 17 J
8 Crash, signal 24 D
8 Crash, signal 25 E
8 Crash, signal 31 E
8 Crash, signal 32 E
8 Crash, signal 35 G
8 Crash, signal 35 F
8 Crash, signal 35 J
8 Crash, signal 36 H
9 Restraint equipment, actuation 3 E
9 Restraint equipment, actuation 12 J
A1 Instrument cluster 15 A
A53 Left side airbag sensor 8 A
A54 Right side airbag sensor 8 B
A72 Rear door locking unit 36 D
A8/1 Transmitter key 13 B
B48 Passenger seat occupied and child seat recognition sensor 5 B
B48/1 Driver-side frontal acceleration sensor 10 A
B48/10 Rear door pressure sensor, passenger-side 18 C
B48/11 Sensor, WSS (Weight Sensing System), left front 23 K
B48/12 Sensor, WSS (Weight Sensing System), right front 23 K
B48/13 Sensor, WSS (Weight Sensing System), left rear 23 K
B48/14 Sensor, WSS (Weight Sensing System), right rear 23 K
B48/2 Passenger-side frontal acceleration sensor 10 B
B48/7 Driver door pressure sensor 18 A
B48/8 Front passenger door pressure sensor 18 B
B48/9 Rear door pressure sensor, driver-side 18 B
CAN B Interior CAN 21 G
CAN B Interior CAN 24 D
CAN B Interior CAN 25 H
CAN B Interior CAN 26 D
CAN B Interior CAN 29 F
CAN B Interior CAN 31 J
CAN B Interior CAN 31 F
CAN B Interior CAN 33 F
CAN B Interior CAN 35 H
CAN C Engine compartment CAN 8 F
CAN C Engine compartment CAN 12 D
CAN C Engine compartment CAN 15 D
CAN C Engine compartment CAN 21 F
CAN D Diagnostic CAN 21 F
Code 293 Left and right rear sidebag 1 C
Code 293 Left and right rear sidebag 18 B
Code 294 Kneebag 1 E
Code 414 Power glass tilting/sliding sunroof 19 J
E1e5 Left turn signal lamp 38 J
E2e5 Right turn signal lamp 38 K
E3e1 Left turn signal lamp 39 F
E4e1 Right turn signal lamp 39 G
E6/5 Left exterior mirror turn signal lamp 34 C
E6/6 Right exterior mirror turn signal lamp 34 C
K88 Pyrotechnical separator 9 H
M10/3 Left front power window motor 34 D
M10/4 Right front power window motor 34 E
M10/5 Left rear power window motor 38 L
M10/6 Right rear power window motor 38 L
M12 Tilting/sliding roof (SR [SHD]) drive unit 20 K
M14/5 Right front door CL motor 34 B
M14/6 Driver door CL motor 34 B
M14/8 Left rear door CL motor 38 H
M14/9 Right rear door CL motor 36 D
M20/2 Steering column raise/lower motor 22 A
M27/1 Seat fore/aft adjustment motor, driver 20 D
M27/2 Rear seat height adjustment motor, driver 20 D
M27/3 Front seat height adjustment motor, driver 20 E
M27/4 Head restraint motor, driver 20 E
M27/5 Backrest angle adjustment motor, driver 20 E
N10 Front SAM control unit 36 J
N10/8 Rear SAM control module 36 F
N123/4 Emergency call system control unit 13 J
N2/13 WSS control unit (Weight Sensing System) 26 J
N2/7 Restraint systems control module 12 E
N3/10 ME-SFI [ME] control module 7 H
N3/9 CDI control module 4 H
N32/1 Driver front seat adjustment control module with memory 22 C
N69/1 Left front door control module 31 B
N69/2 Right front door control module 31 B
N70 Overhead control panel control module 17 J
N72/1 Upper control panel control module 27 B
N72/1s1 ESP OFF switch 26 B
N73 EIS [EZS] control unit 12 A
N93 Central gateway control module 27 E
R12/10 Right side airbag ignition squib 1 B
R12/11 Left 2nd row side airbag ignition squib 1 C
R12/12 Right 2nd row side airbag ignition squib 1 C
R12/13 Driver airbag ignition squib 1 1 D
R12/14 Driver airbag ignition squib 2 1 D
R12/16 Left window airbag squib 1 D
R12/17 Right window airbag squib 1 D
R12/25 Driver kneebag ignition squib 1 E
R12/35 Left 3rd row ETR [GUS] squib 1 F
R12/36 Right 3rd row ETR [GUS] squib 1 F
R12/4 Front passenger airbag ignition squib 1 1 A
R12/5 Front passenger airbag ignition squib 2 1 A
R12/6 Left 2nd row ETR [GUS] squib 1 B
R12/7 Right 2nd row ETR [GUS] squib 1 B
R12/9 Driver side airbag squib 1 B
R46 Driver buckle ETR squib 1 G
R46/1 Front passenger buckle ETR squib 1 G
S68/1 Driver seat belt buckle and seat belt warning switch 10 J
S68/2 Front passenger seat belt buckle and seat belt warning switch 10 J
U128 Valid for 164.8 with engine 642 8 H
U151 Valid for engine 113 5 K
U152 Valid for engine 156 5 L
U155 Valid for 164.8 1 F
U158 Valid for 3rd seat row 1 F
U273 Valid for engine 272 except 272.973, 273 5 K
U275 Valid for engine 642.8 2 L
U277 Valid for engine 642.9 2 K
U541 Valid for TELE AID emergency call system 12 J
U74 Valid for diesel vehicles 2 H
U75 Valid for gasoline engines 5 H
U831 Valid for crash-active head restraints 11 J
U848 Valid for automatic child seat recognition ACSR [AKSE] 4 A
U848 Valid for automatic child seat recognition ACSR [AKSE] 26 A
Y24/12 Driver NECK-PRO head restraint solenoid 11 K
Y24/13 Front passenger NECK-PRO head restraint solenoid 11 K
Fig 1: Deployment Of Supplemental Restraint System (SRS) - Electrical Function Schematic (1 Of 3)
G10119569Courtesy of MERCEDES-BENZ USA
Fig 2: Deployment Of Supplemental Restraint System (SRS) - Electrical Function Schematic (2 Of 3)
G10119570Courtesy of MERCEDES-BENZ USA
Fig 3: Deployment Of Supplemental Restraint System (SRS) - Electrical Function Schematic (3 Of 3)
G10119571Courtesy of MERCEDES-BENZ USA