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Home >> Mercedes Benz >> 2008 >> R320 >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension - 251 Chassis >> Wiring Diagrams >> Electrical function schematic for AIRmatic >> Electrical function schematic for AIRmatic - PE32.32-U-2050-99RAA

Electrical function schematic for AIRmatic - PE32.32-U-2050-99RAA

Code: Designation: Position:
1 Door rotary tumbler switch, status 9 G
1 Door rotary tumbler switch, status 13 C
1 Door rotary tumbler switch, status 17 E
10 AIRMATIC compressor, actuation 2 C
10 AIRMATIC compressor, actuation 3 E
11 AIRMATIC central reservoir charge valve, actuation 2 F
12 AIRMATIC pressure reduction valve, actuation 3 C
13 Wheel speed, signal 8 D
14 Level control switch, status 10 G
14 Level control switch, status 18 F
15 Level control switch (LED), actuation 15 F
15 Level control switch (LED), actuation 20 F
16 Comfort/sport switch, status 11 G
16 Comfort/sport switch, status 18 F
17 Body acceleration sensor, status 6 D
18 Steering angle, signal 9 E
18 Steering angle, signal 12 A
19 Service brake, status 8 D
2 Rear-end door locking unit, status 10 G
2 Rear-end door locking unit, status 13 B
2 Rear-end door locking unit, status 17 D
20 Yaw rate, lateral and longitudinal acceleration sensor, signal 8 D
21 Damping valve units, actuation 5 J
22 AIRMATIC fault, message 7 J
23 Trailer operation detected, signal 11 G
23 Trailer operation detected, signal 17 D
3 Activate system, signal 9 E
4 Level sensor, status 5 G
5 AIRMATIC pressure sensor, signal 5 F
6 Level control valve, actuation 2 F
7 Engine speed, signal 8 G
8 Outside air pressure/temperature, signal 8 G
9 Outside temperature indicator temperature sensor, signal 10 G
9 Outside temperature indicator temperature sensor, signal 17 G
A1 Instrument cluster 7 K
A9/1 AIRMATIC compressor unit 2 C
B22/10 Right rear level sensor 3 J
B22/7 Left rear level sensor 3 H
B22/8 Left front level sensor 3 H
B22/9 Right front level sensor 3 J
B24/3 Left front body lateral acceleration sensor 4 C
B24/4 Right front body lateral acceleration sensor 4 C
B24/6 Right rear body lateral acceleration sensor 4 C
CAN B Interior CAN 14 B
CAN B Interior CAN 16 H
CAN B Interior CAN 16 D
CAN B Interior CAN 19 F
CAN C Engine compartment CAN 7 J
CAN C Engine compartment CAN 7 C
CAN C Engine compartment CAN 10 G
CAN C Engine compartment CAN 10 F
CAN C Engine compartment CAN 10 D
CAN C Engine compartment CAN 14 F
F58kG Air suspension compressor 2 E
N10 Front SAM control unit 13 C
N10/8 Rear SAM control unit 16 A
N22 AAC [KLA] control and operating unit 16 J
N22/7 Comfort AAC [KLA] control and operating unit 16 J
N3/10 ME-SFI [ME] control unit 13 H
N3/9 CDI control unit 11 H
N47-5 ESP control unit 7 A
N49 Steering angle sensor 13 A
N51 AIRMATIC with ADS control unit 7 E
N72/1 Upper control panel control unit 22 F
N80 Steering column module 10 B
N93 Central gateway control unit 16 E
U29 Valid for AAC [KLA] 15 H
U673 Valid for comfort AAC [K-KLA] 15 J
U74 Valid for diesel engines 9 H
U75 Valid for gasoline engines 12 H
Y36 AIRmatic valve unit 1 F
Y51 Left front axle damping valve unit 5 K
Y52 Right front axle damping valve unit 5 K
Y53 Left rear axle damping valve unit 5 K
Y54 Right rear axle damping valve unit 5 K
Fig 1: Airmatic - Electrical Function Schematic (1 Of 2)
G10120741Courtesy of MERCEDES-BENZ USA
Fig 2: Airmatic - Electrical Function Schematic (2 Of 2)
G10120742Courtesy of MERCEDES-BENZ USA