Legend of electrical function schematic for AIRmatic - PE32.32-U-2050-60MAA
MODEL 164 with CODE (489) Airmatic (air suspension with level adjustment and adaptive damping system ADS) with CODE (214) Adaptive damping system (ADS) with skyhook and level control as of Model Year 09
| Item | Designation | Coordinates |
|---|---|---|
| A1 | Instrument cluster | 10H |
| A9/1 | AIRMATIC compressor unit | 24B |
| B22/7 | Left rear level sensor | 26G |
| B22/8 | Left front level sensor | 26G |
| B22/9 | Right front level sensor | 26G |
| B22/10 | Right rear level sensor | 26H |
| B24/3 | Left front body lateral acceleration sensor | 17B |
| B24/4 | Right front body lateral acceleration sensor | 17B |
| B24/6 | Right rear body lateral acceleration sensor | 17B |
| F58kG | Air suspension compressor relay | 20B |
| N3/10 | ME-SFI [ME] control module | 14G |
| N10 | Front SAM control unit | 18J |
| N10/8 | Rear SAM control module | 7K |
| N22 | AAC pushbutton control module | 2D |
| N22/7 | Comfort AAC pushbutton control module | 2D |
| N47-5 | ESP control module | 21H |
| N49 | Steering angle sensor | 27J |
| N51 | AIRMATIC control unit | 21D |
| N72 | Lower control field control module | 2A |
| N72/1 | Upper control panel control module | 7A |
| N80 | Steering column module | 24J |
| N93 | Central gateway control module | 7D |
| U29 | Valid for AAC [KLA] | 1C |
| U673 | Valid for Comfort AAC [K-KLA] | 1D |
| Y36 | AIRmatic valve unit | 26E |
| Y51 | Left front axle damping valve unit | 26B |
| Y52 | Right front axle damping valve unit | 26B |
| Y53 | Left rear axle damping valve unit | 26B |
| Y54 | Right rear axle damping valve unit | 26B |
| CAN B | Interior CAN | 4E |
| CAN B | Interior CAN | 7C |
| CAN B | Interior CAN | 7H |
| CAN B | Interior CAN | 12K |
| CAN C | Engine compartment CAN | 12E |
| CAN C | Engine compartment CAN | 15F |
| CAN C | Engine compartment CAN | 17E |
| CAN C | Engine compartment CAN | 17F |
| CAN C | Engine compartment CAN | 21G |
| CAN C | Engine compartment CAN | 22G |
| LIN 1 | Instrument panel LIN | 4A |
| 1 | Door rotary tumbler switch, status | 7F |
| 1 | Door rotary tumbler switch, status | 17L |
| 1 | Door rotary tumbler switch, status | 19D |
| 2 | Rear-end door locking unit, status | 7F |
| 2 | Rear-end door locking unit, status | 16L |
| 2 | Rear-end door locking unit, status | 19D |
| 3 | Activate system, signal | 20F |
| 4 | Level sensor, status | 22F |
| 5 | AIRMATIC pressure sensor, signal | 22E |
| 6 | Level control valve, actuation | 26E |
| 7 | Engine speed, signal | 19F |
| 8 | Outside air pressure/temperature, signal | 19F |
| 9 | Outside temperature sensor, signal | 5D |
| 9 | Outside temperature sensor, signal | 18D |
| 10 | AIRMATIC compressor, actuation | 20C |
| 10 | AIRMATIC compressor, actuation | 22B |
| 11 | AIRMATIC central reservoir charge valve, actuation | 26E |
| 12 | AIRMATIC pressure reduction valve, actuation | 22C |
| 13 | Wheel speed, signal | 21F |
| 14 | Level control switch, status | 5B |
| 14 | Level control switch, status | 7D |
| 14 | Level control switch, status | 18D |
| 15 | Level control switch (LED), actuation | 3B |
| 15 | Level control switch (LED), actuation | 7B |
| 15 | Level control switch (LED), actuation | 8D |
| 16 | Comfort/sport switch, status | 7C |
| 16 | Comfort/sport switch, status | 17D |
| 17 | Body acceleration sensor, status | 19D |
| 18 | Steering angle, signal | 22F |
| 18 | Steering angle, signal | 25J |
| 19 | Service brake, status | 21F |
| 20 | Yaw rate, lateral and longitudinal acceleration sensor, signal | 21G |
| 21 | Damping valve units, actuation | 25C |
| 22 | AIRMATIC fault, message | 10G |
| 23 | Trailer operation detected, signal | 7G |
| 23 | Trailer operation detected, signal | 17D |