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Home >> Mercedes Benz >> 2021 >> E53 AMG 2D Convertible >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats, Bunks, Restraint Systems - 238 Chassis (4 Of 4) >> Wiring Diagrams >> Actuate Supplemental Restraint System, Electrical Function Schematic >> Actuate Supplemental Restraint System, Electrical Function Schematic - PE91.60-P-2055-97DCA

Actuate Supplemental Restraint System, Electrical Function Schematic - PE91.60-P-2055-97DCA

Model 238 up to model year 2021 

Code: Designation: Position:
1 Circuit 15, status 12F
10 Crash, signal 20F
10 Crash, signal 31D
10 Crash, signal 17C
10 Crash, signal 13J
10 Crash, signal 15J
10 Crash, signal 21J
10 Crash, signal 37E
10 Crash, signal 30G
10 Crash, signal 35G
10 Crash, signal 14D
11 Heat, request 27J
12 Pyrofuse, actuation 12D
2 Indicator lamp, request 8A
3 Front passenger airbag indicator lamp, request 17A
3 Front passenger airbag indicator lamp, request 22A
3 Front passenger airbag indicator lamp, request 27B
4 Supplemental restraint system messages, request 8A
5 Front passenger seat occupation, status 9D
5 Front passenger seat occupation, status 11H
6 Seat belt buckle switch, status 8F
6 Seat belt buckle switch, status 13F
6 Seat belt buckle switch, status 34J
6 Seat belt buckle switch, status 23E
7 Impact detection, signal 8G
7 Impact detection, signal 8E
7 Impact detection, signal 10H
8 Squib, actuation 4E
9 Seat position detection switch, status 8G
A1 Instrument cluster 5A
A105 Touchpad 24A
A26/17 Head unit 18A
A40/9 Audio/COMAND control panel 24B
A53 Left sidebag sensor 6D
A54 Right sidebag sensor 6D
A6n1 Stationary heater control unit 27K
B41/1 Front passenger seat occupied recognition 11K
B48/1 Left frontal acceleration sensor 9J
B48/2 Right frontal acceleration sensor 9J
B48/7 Left front door pressure sensor 6H
B48/8 Right front door pressure sensor 6H
CAN A Telematics CAN 21B
CAN B Interior CAN 25E
CAN B Interior CAN 25F
CAN B Interior CAN 18D
CAN B Interior CAN 26D
CAN B Interior CAN 27F
CAN C Engine CAN 18H
CAN HMI User interface CAN 9B
CAN HMI User interface CAN 15F
CAN HMI User interface CAN 12B
Code 228 Stationary heater 26J
Code 275 Memory package 31C
Code 293 Sidebags in the rear 1D
Code 446 Touchpad only 23A
Code 460 Canada version 1G
Code 460 Canada version 4K
Code 460 Canada version 1E
Code 460 Canada version 1H
Code 460 Canada version 1J
Code 494 USA version 1G
Code 494 USA version 4K
Code 494 USA version 1F
Code 494 USA version 1H
Code 494 USA version IK
Code 498 Japan version IG
Code B01 48V technology 12C
Code U10 Automatic front passenger airbag shutoff 4C
Code U10 Automatic front passenger airbag shutoff 27A
Code U10 Automatic front passenger airbag shutoff 30A
F63 Pyrofuse 12C
Flex E Chassis FlexRay 21H
LIN A3 LCP LIN 26B
LIN B8-2 Climate control LIN 2 28H
LIN E2 Seat occupied recognition LIN 7D
N10/6 Front SAM control unit 16C
N10/8 Rear SAM control unit 35H
N110 Weight Sensing System (WSS) control unit 4C
N127 Drivetrain control unit 21J
N2/10 Supplemental restraint system control unit 10F
N22/1 Climate control control unit 30G
N3/10 ME-SFI [ME] control unit 17K
N3/9 CDI control unit 14K
N32/1 Driver seat control unit 32C
N69/1 Left front door control unit 38D
N69/2 Right front door control unit 38D
N72/1 Upper control panel control unit 29B
N72/1e1 Front passenger airbag OFF indicator lamp 30B
N72/1e2 Front passenger airbag ON indicator lamp 27B
N73 Electronic ignition switch control unit 21E
R12/1 Driver ETR [GUS] squib 2B
R12/10 Front passenger sidebag squib 2D
R12/11 Left rear sidebag squib 2D
R12/12 Right rear sidebag squib 2E
R12/13 Driver airbag squib 1 2E
R12/14 Driver airbag squib 2 2E
R12/2 Front passenger ETR [GUS] squib 2B
R12/22 Left windowbag squib 2F
R12/23 Right windowbag squib 2F
R12/25 Driver kneebag squib 2G
R12/26 Front passenger belt force limiter 2G
R12/27 Driver belt force limiter 2G
R12/37 Driver-side anchor fitting tensioner squib 2H
R12/38 Front passenger anchor fitting tensioner squib 2H
R12/39 Left headbag squib 2J
R12/4 Front passenger airbag squib 1 2C
R12/40 Right headbag squib 2J
R12/44 Front passenger airbag bleed valve squib 2K
R12/5 Front passenger airbag squib 2 2C
R12/6 Left rear emergency tensioning retractor squib 2C
R12/61 Left roll bar squib 2K
R12/62 Right roll bar squib 2K
R12/69 Refrigerant inerting squib 2L
R12/7 Right rear emergency tensioning retractor squib 2C
R12/9 Driver sidebag squib 2D
S68/11 Left rear seat belt buckle switch 31J
S68/12 Right rear seat belt buckle switch 31K
S68/19 Driver seat position detection switch 4L
S68/20 Front passenger seat position detection switch 4L
S68/3 Driver seat belt buckle switch 4F
S68/4 Front passenger seat belt buckle switch 4F
U1023 valid for engine 264 12C
U1056 Valid except code 446 (Touchpad only) 23B
U1448 Valid except code U10 (Automatic front passenger airbag shutoff) 10K
U2383 valid for model 238.3 1F
U2384 valid for model 238.4 1K
U2384 valid for model 238.4 1J
U74 valid for diesel engines 13K
U75 Valid for gasoline engines 16K
U75 Valid for gasoline engines IL
G15471316Courtesy of MERCEDES-BENZ USA
G15471317Courtesy of MERCEDES-BENZ USA
G15471318Courtesy of MERCEDES-BENZ USA