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Electrical function schematic for PRE-SAFE rear - PE30.30-P-2061-97DAA

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MODEL 212 as of model year 2014 with CODE 253 (Rear impact warning and protection system) 

Code: Designation: Position:
1 Engine running, signal 13H
1 Engine running, signal 9D
10 PRE-SAFE® fault, message 10B
10 PRE-SAFE® fault, message 12C
10 PRE-SAFE® fault, message 11F
11 PRE-SAFE® triggering, request 8G
11 PRE-SAFE® triggering, request 11F
11 PRE-SAFE® triggering, request 10J
11 PRE-SAFE® triggering, request 3J
12 Hazard warning flasher, request 17B
12 Hazard warning flasher, request 11G
12 Hazard warning flasher, request 12C
13 Turn signal lamp, actuation 19D
13 Turn signal lamp, actuation 23D
2 Drivetrain operational, signal 12H
2 Drivetrain operational, signal 9D
3 Far range radar sensor, signal 14H
4 Parking brake indicator switch, status 12A
4 Parking brake indicator switch, status 12H
4 Parking brake indicator switch, status 10D
5 Trailer recognition, status 11H
5 Trailer recognition, status 14D
5 Trailer recognition, status 10C
6 Service brake braking torque, request 8G
7 Service brake braking torque, actuation 6K
8 Operating mode, status 13G
8 Operating mode, status 10F
9 PRE-SAFE®, status 12B
9 PRE-SAFE®, status 12G
9 PRE-SAFE®, status 10C
A1 Instrument cluster 8A
A7/3 Traction system hydraulic unit 6K
A76 Left front reversible emergency tensioning retractor 9K
A76/1 Right front reversible emergency tensioning retractor 9K
B29/10 Center rear bumper radar sensor 14K
CAN B Interior CAN 14E
CAN B Interior CAN 15B
CAN E1 Chassis CAN 1 11C
CAN E1 Chassis CAN 1 9G
CAN E1 Chassis CAN 1 9H
CAN E1 Chassis CAN 1 4H
CAN E1 Chassis CAN 1 4E
CAN E2 Chassis CAN 2 11B
CAN S2 Radar CAN 2 14J
Code 550 Trailer hitch 16D
E3 Left rear lamp unit 19D
E3e1 Left rear turn signal lamp 19E
E4 Right rear lamp unit 23D
E4e1 Right rear turn signal lamp 23E
Flex E Chassis FlexRay 11G
N10/1 Front SAM control unit with fuse and relay module 13A
N10/2 Rear SAM control unit with fuse and relay module 18B
N2/10 Supplemental restraint system control unit 2K
N28/1 Trailer recognition control unit 17E
N3/10 ME-SFI [ME] control unit 6A
N3/9 CDI control unit 2A
N30/6 Regenerative braking system control unit 6G
N30/7 Premium Electronic Stability Program control unit 6F
N62/1 Radar sensors control unit 14F
N93/7 Chassis gateway control unit 10D
S12 Parking brake indicator switch 11B
U165 Valid for AMG 5E
U74 Valid for diesel engines 1A
U75 Valid for gasoline engines 4A
U909 Valid for DISTRONIC PLUS 5F
U974 Not valid for full hybrid drive 5F
U978 Valid for full hybrid drive 5F
Fig 1: PRE-SAFE Rear Electrical Function Schematic (1 Of 2)
G10054590Courtesy of MERCEDES-BENZ USA
Fig 2: PRE-SAFE Rear Electrical Function Schematic (2 Of 2)
G10054591Courtesy of MERCEDES-BENZ USA