Remove/Install Front Electrohydraulic Suspension Delivery Pump - AR32.50-P-0045ME
Model 167
with code 489 (AIRMATIC Dual Control/semi-active air suspension)
with code 490 (Electrohydraulic suspension)
MODIFICATION NOTES
| 13.03.2020 | Document completely revised. |
Fig 1: Front Electrohydraulic Suspension Delivery Pump Components Location - Model 167 With Code 489; 490
| Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning from swallowing hydraulic fluid. | Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses. | AS00.00-Z-0013-01A | |
| Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | ||
| Information on E-ACTIVE BODY CONTROL suspension | AH32.50-P-0002-01ME | ||
| Notes on repair work on suspension components | AH00.00-P-0100-01A | ||
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Remove pump unit of front electrohydraulic suspension. | AR32.50-P-0047ME | |
| 2 | Unclip electric lines (1) from front left suspension strut electrohydraulic controller unit (M67) or front right suspension strut electrohydraulic controller unit (M67/1) and expose. | ||
| 3.1 | Remove bolts (2). | When removing front left suspension strut electrohydraulic controller unit (M67) | |
| *BA32.50-P-1007-04A | |||
| 3.2 | Remove screw/bolts (3). | When removing front right suspension strut electrohydraulic controller unit (M67/1) | |
| *BA32.50-P-1007-04A | |||
| 4 | Remove front left suspension strut electrohydraulic controller unit (M67) or front right suspension strut electrohydraulic controller unit (M67/1). | ||
| 5 | Install in the reverse order. |
ELECTROHYDRAULIC SUSPENSION
| Number | Designation | Model 167 with code 490 (Electrohydraulic suspension) | ||
|---|---|---|---|---|
| BA32.50-P-1007-04A | Screw, right hydraulic pump to left hydraulic pump | M6 | Nm | 8 |