Air Suspension Control Unit, Basic Function - GF32.22-P-9890A
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Model All (CAR)
with code 489 (AIRMATIC Dual Control/semi-active air suspension)
Model All (CAR)
with code 490 (Electrohydraulic suspension)
Overview
This document contains information on:
- General
- Function
General
The air suspension control unit is the central control unit for the functions of the suspension.
Function
The air suspension control unit primarily intervenes in the following functions:
- Level control
- Wake-up mode
- Air suspension
- Electrohydraulic suspension
- Raise/lower rear end
- Active lean-over in bends
- Recovery mode
- Individual wheel control
To execute these functions, the air suspension control unit primarily processes the following input factors:
- Vehicle level
- Body acceleration
- Lateral acceleration
- Vehicle speed
- Ambient air temperature
The air suspension control unit processes these input factors and primarily transmits the following actuations:
- Air suspensions
- Damping valve unit
- Electrohydraulic controller unit
| Component descriptions | |||
| Component description for adaptive damping system control unit | Model 223 with code 489 (AIRMATIC Dual Control/semi-active air suspension) with code 490 (Electrohydraulic suspension) |
GF32.32-P-1010A | |
| Model 297 with code 489 (AIRMATIC Dual Control/semi-active air suspension) | GF32.32-P-1010D | ||
| Model 295 with code 489 (AIRMATIC Dual Control/semi-active air suspension) | GF32.32-P-1010E | ||
| Model 296 with code 489 (AIRMATIC Dual Control/semi-active air suspension) | GF32.32-P-1010G |