Electrical Function Schematic For Air Body Control - PE32.32-P-2053-97XBA
Model 257, 290 up to model year 2021
with code 489 (AIR BODY CONTROL)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Engine running, signal | 31C |
| 1 | Engine running, signal | 25E |
| 10 | Level sensor, signal | 22D |
| 11 | AIR BODY CONTROL compressor, actuation | 24D |
| 11 | AIR BODY CONTROL compressor, actuation | 26C |
| 12 | AIR BODY CONTROL pressure sensor, signal | 22G |
| 13 | AIR BODY CONTROL central reservoir filling valve, actuation | 23L |
| 14 | Level control valve, actuation | 21J |
| 15 | AIR BODY CONTROL pressure relief valve, actuation | 26D |
| 16 | Outside air pressure/temperature, signal | 31C |
| 16 | Outside air pressure/temperature, signal | 25E |
| 17 | Air suspension valve unit, request | 27F |
| 18 | Air suspension valve unit, actuation | 36F |
| 18 | Air suspension valve unit, actuation | 31G |
| 19 | Body acceleration sensor, signal | 22F |
| 2 | DYNAMIC SELECT switch, status | 4J |
| 2 | DYNAMIC SELECT switch, status | 10H |
| 2 | DYNAMIC SELECT switch, status | 13K |
| 2 | DYNAMIC SELECT switch, status | 15G |
| 2 | DYNAMIC SELECT switch, status | 21A |
| 2 | DYNAMIC SELECT switch, status | 21B |
| 2 | DYNAMIC SELECT switch, status | 25A |
| 20 | Wheel speed, signal | 22D |
| 21 | Service brake, status | 22D |
| 22 | Braking torque, signal | 23D |
| 23 | Speed, turn rate and lateral acceleration, signal | 23D |
| 23 | Speed, turn rate and lateral acceleration, signal | 24A |
| 24 | Variant coding, signal | 21E |
| 24 | Variant coding, signal | 32C |
| 24 | Variant coding, signal | 25E |
| 25 | Steering wheel angle, signal | 24G |
| 26 | Steering wheel velocity, signal | 24H |
| 27 | Accelerator pedal position, signal | 26E |
| 28 | Vehicle speed, signal | 14D |
| 28 | Vehicle speed, signal | 21E |
| 29 | ESP®, status | 23D |
| 3 | Transmission mode, request | 23D |
| 30 | Damping valve units, actuation | 27H |
| 31 | Circuit 15, status | 20E |
| 4 | Transmission mode, signal | 16E |
| 4 | Transmission mode, signal | 11B |
| 4 | Transmission mode, signal | 13H |
| 5 | Switch-on request, signal | 10F |
| 6 | High-speed video link video signal data transfer, signal | 12E |
| 7 | Vehicle level button, status | 21E |
| 7 | Vehicle level button, status | 9H |
| 7 | Vehicle level button, status | 15G |
| 7 | Vehicle level button, status | 21F |
| 7 | Vehicle level button, status | 14K |
| 7 | Vehicle level button, status | 5J |
| 8 | Indicator lamp, request | 3J |
| 8 | Indicator lamp, request | 4K |
| 8 | Indicator lamp, request | 8H |
| 8 | Indicator lamp, request | 13G |
| 8 | Indicator lamp, request | 15H |
| 8 | Indicator lamp, request | 17E |
| 9 | Instrument cluster message, request | 17E |
| 9 | Instrument cluster message, request | 12B |
| A1 | Instrument cluster | 7B |
| A105 | Touchpad | 7J |
| A26/17 | Head unit | 11H |
| A40/8 | Audio/COMAND display | 11D |
| A40/9 | Audio/COMAND control panel | 6G |
| A9/1 | AIR BODY CONTROL compressor | 27B |
| A9/1y1 | AIR BODY CONTROL pressure relief valve | 28B |
| B22/10 | Right rear level sensor | 19D |
| B22/7 | Left rear level sensor | 19C |
| B22/8 | Left front level sensor | 19D |
| B22/9 | Right front level sensor | 19D |
| B24/3 | Left front body lateral acceleration sensor | 20G |
| B24/4 | Right front body lateral acceleration sensor | 20G |
| B24/5 | Left rear body lateral acceleration sensor | 20G |
| CAN A | Telematics CAN | 8H |
| CAN A | Telematics CAN | 10F |
| CAN C1 | Drive train CAN | 32D |
| CAN DRVU | 9L | |
| CAN H | Vehicle dynamics CAN | 26B |
| CAN HMI | User interface CAN | 13C |
| CAN HMI | User interface CAN | 14H |
| Code 446 | Touchpad only | 5J |
| Code 520 | Audio 20 USB | 10H |
| Code 531 | COMAND APS | 10G |
| Flex E | Chassis FlexRay | 19F |
| Flex E | Chassis FlexRay | 26G |
| Flex E | Chassis FlexRay | 28E |
| Flex E | Chassis FlexRay | 23C |
| Flex E | Chassis FlexRay | 24H |
| Flex E | Chassis FlexRay | 18G |
| Flex E | Chassis FlexRay | 9L |
| Flex E | Chassis FlexRay | 13A |
| Flex E | Chassis FlexRay | 18B |
| HSVL | High-speed video link | 12F |
| K40/8 | Engine fuse and relay module | 25B |
| K40/8kR | AIR BODY CONTROL relay | 24C |
| LIN A3 | LCP LIN | 3H |
| N127 | Drivetrain control unit | 29C |
| N145/1 | Drive unit control unit | 15J |
| N2/10 | Supplemental restraint system control unit | 30A |
| N3/10 | ME-SFI [ME] control unit | 35D |
| N3/9 | CDI control unit | 35B |
| N30/4 | Electronic Stability Program control unit | 23A |
| N51/3 | AIR BODY CONTROL control unit | 23E |
| N51/8 | AIR BODY CONTROL Plus control unit | 28F |
| N72/4 | Left lower control panel | 2G |
| N72/4s1 | DYNAMIC SELECT switch | 2F |
| N72/4s2 | Vehicle level button | 3G |
| N73 | Electronic ignition switch control unit | 15E |
| N80 | Steering column module control unit | 24J |
| U1012 | Valid for engine 654 | 34B |
| U1023 | Valid for engine 264 | 34D |
| U1056 | Valid except code 446 (Touchpad only) | 5G |
| U1256 | Valid for engine 256 | 34D |
| U2906 | Valid for model 290.6 | 14J |
| U409 | Valid for diesel engine 656 | 34B |
| Y36/6 | AIR BODY CONTROL valve unit | 16H |
| Y36/6b1 | AIR BODY CONTROL pressure sensor | 20K |
| Y36/6y1 | Left front level control valve | 20K |
| Y36/6y2 | Right front level control valve | 20J |
| Y36/6y3 | Left rear level control valve | 20J |
| Y36/6y4 | Right rear level valve | 20H |
| Y36/6y5 | AIR BODY CONTROL central reservoir filling valve | 20L |
| Y51 | Left front axle damping valve unit | 26J |
| Y51/2 | Left front axle air suspension valve unit | 31G |
| Y51/2y1 | Air suspension valve 1, front left | 34G |
| Y51/2y2 | Air suspension valve 2, front left | 31H |
| Y51y1 | Solenoid valve 1, front left | 28J |
| Y51y2 | Solenoid valve 2, front left | 28K |
| Y52 | Right front axle damping valve unit | 26K |
| Y52/2 | Right front axle air suspension valve unit | 31G |
| Y52/2y1 | Air suspension valve 1, front right | 34G |
| Y52/2y2 | Air suspension valve 2, front right | 31H |
| Y52y1 | Solenoid valve 1, front right | 28J |
| Y52y2 | Solenoid valve 2, front right | 28K |
| Y53 | Left rear axle damping valve unit | 26K |
| Y53/2 | Left rear axle air suspension valve unit | 36G |
| Y53/2y1 | Air suspension valve 1, rear left | 39F |
| Y53/2y2 | Air suspension valve 2, rear left | 39F |
| Y53y1 | Solenoid valve 1, rear left | 28J |
| Y53y2 | Solenoid valve 2, rear left | 28L |
| Y54 | Right rear axle damping valve unit | 26K |
| Y54/2 | Right rear axle air suspension valve unit | 36G |
| Y54/2y1 | Air suspension valve 1, rear right | 39F |
| Y54/2y2 | Air suspension valve 2, rear right | 39G |
| Y54y1 | Solenoid valve 1, rear right | 28K |
| Y54y2 | Solenoid valve 2, rear right | 28L |