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Electrical function schematic, supplemental restraint system (SRS) - PE91.60-P-2052-99FAA

Code: Designation: Position:
1 Circuit 15, status 16F
2 Seat occupied recognition pressure sensor, signal 18K
3 Belt tension sensor, signal 17K
4 Front passenger seat occupation, status 7H
4 Front passenger seat occupation, status 8F
4 Front passenger seat occupation, status 16F
5 ACSR warning lamp, actuation 12F
5 ACSR warning lamp, actuation 13H
6 Front seat belt buckle switches, status 5G
7 Impact detection, signal 5E
7 Impact detection, signal 5G
7 Impact detection, signal 6H
7 Impact detection, signal 6E
8 Crash, signal 7D
8 Crash, signal 12F
8 Crash, signal 12K
8 Crash, signal 15J
8 Crash, signal 22G
8 Crash, signal 22E
8 Crash, signal 27G
8 Crash, signal 27E
9 Restraint equipment, actuation 2F
9 Restraint equipment, actuation 9F
10 Restraint equipment, status 5F
11 Pyrofuse, actuation 9H
12 Pyrofuse, status 7H
13 Power window motor, actuation 23J
13 Power window motor, actuation 23C
13 Power window motor, actuation 28J
13 Power window motor, actuation 28C
14 Central locking motor, actuation 12F
14 Central locking motor, actuation 23J
14 Central locking motor, actuation 23C
15 Hazard warning flasher, request 12H
15 Hazard warning flasher, request 15D
15 Hazard warning flasher, request 22G
15 Hazard warning flasher, request 22E
15 Hazard warning flasher, request 29F
16 Turn signal lamp, actuation 12E
16 Turn signal lamp, actuation 23J
16 Turn signal lamp, actuation 23C
16 Turn signal lamp, actuation 31H
17 Supplemental restraint system (SRS) messages, request 13D
A1 Instrument cluster 14B
A53 Left sidebag sensor 3D
A54 Right sidebag sensor 3D
A8/1 Transmitter key 19D
A85/1m1 Right front door central locking motor 24J
A85/3m1 Left rear door central locking motor 11G
A85/4m1 Right rear door central locking motor 11G
A85m1 Left front door central locking motor 24C
B41/1 Front passenger seat occupied recognition 7L
B48 Front passenger seat occupied recognition and ACSR 9K
B48/1 Left frontal acceleration sensor 5D
B48/10 Right rear door pressure sensor 6K
B48/2 Right frontal acceleration sensor 5D
B48/3 Belt tension sensor 17K
B48/4 Seat occupied recognition pressure sensor 18K
B48/7 Left front door pressure sensor 4J
B48/8 Right front door pressure sensor 4J
B48/9 Left rear door pressure sensor 6K
CAN B Interior CAN 21F
CAN B Interior CAN 27F
CAN D Diagnostic CAN 14J
CAN E Chassis CAN 6D
CAN E Chassis CAN 10F
CAN E Chassis CAN 11D
CAN E Chassis CAN 14D
Code 233 DISTRONIC PLUS 1L
Code 293 Left and right rear sidebag 1H
Code 293 Left and right rear sidebag 5K
Code 494 USA version 16H
Code U18 Automatic child seat recognition (ACSR[AKSE]) 8K
E1e5 Left front turn signal lamp 11E
E2e5 Right front turn signal lamp 11E
E3e9 Left stop lamp and taillamp and parking lamp 30H
E4e9 Right stop lamp and taillamp and parking lamp 30H
E6/5 Left outside mirror turn signal lamp 24C
E6/6 Right outside mirror turn signal lamp 24J
F32f88 Pyrofuse 88 8J
LIN 1 Instrument panel LIN 12H
M10/3 Left front door power window motor 24D
M10/4 Right front door power window motor 24J
M10/5 Left rear door power window motor 28C
M10/6 Right rear door power window motor 28J
N10/1 Front SAM control unit with fuse and relay module 13E
N10/2 Rear SAM control unit with fuse and relay module 30E
N110 Weight Sensing System (WSS) control unit 18H
N123/4 Emergency call system control unit 14K
N2/10 Supplemental restraint system control unit 7E
N3/10 ME-SFI [ME] control unit 7A
N3/9 CDI control unit 5A
N69/1 Left front door control unit 21B
N69/2 Right front door control unit 21H
N69/3 Left rear door control unit 26B
N69/4 Right rear door control unit 26H
N73 Electronic ignition switch control unit 17B
R12/1 Driver ETR [GUS] squib 1F
R12/10 Front passenger sidebag squib 1H
R12/11 Left rear sidebag squib 1J
R12/12 Right rear sidebag squib 1J
R12/13 Driver airbag squib 1 1J
R12/14 Driver airbag squib 2 1K
R12/2 Front passenger ETR [GUS] squib 1G
R12/22 Left windowbag squib 1K
R12/23 Right windowbag squib 1K
R12/25 Driver kneebag squib 1L
R12/4 Front passenger airbag squib 1 1G
R12/5 Front passenger airbag squib 2 1G
R12/6 Left rear emergency tensioning retractor squib 1G
R12/7 Right rear emergency tensioning retractor squib 1H
R12/9 Driver sidebag squib 1H
S6/1s1 Hazard warning flasher switch 11H
S68/3 Driver seat belt buckle restraint system switch 3G
S68/4 Front passenger seat belt buckle restraint system switch 3H
U2 Valid for all except USA 7K
U74 Valid for diesel engines 3A
U75 Valid for gasoline engines 7A
Y24/12 Driver seat NECK-PRO head restraint solenoid 9G
Y24/13 Front passenger seat NECK-PRO head restraint solenoid 9G
Fig 1: Supplemental Restraint System (SRS) - Electrical Function Schematic (1 Of 2)
G07532508Courtesy of MERCEDES-BENZ USA
Fig 2: Supplemental Restraint System (SRS) - Electrical Function Schematic (2 Of 2)
G07532509Courtesy of MERCEDES-BENZ USA