Remove/install upper control arm - AR33.20-P-0500TX
MODEL 219
Shown on model 219 with steel suspension
MODIFICATION NOTES
| 18.10.05 | Follower joints on the upper transverse control arm can be individually replaced | Steps 9, 15 |
| Remove/install | |||
| Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer. | AS00.00-Z-0010-01A | |
| Notes on self-locking nuts and bolts | AH00.00-N-0001-01A | ||
| Notes on AIRmatic | AH32.22-P-1000-02T | ||
| When working on the front-end assembly, be careful not to scratch, mark or notch the surfaces of aluminum parts. Otherwise the service life of the parts will be affected | |||
| Only tighten nuts and bolts of chassis components when vehicle is in a ready-to-drive condition. | |||
| 1 | Discharge front air suspension strut using STAR DIAGNOSIS | Vehicles with AIRmatic (semi-active air suspension), code 489 | |
| Connect STAR DIAGNOSIS and read out fault memory | AD00.00-P-2000-04A | ||
| 2 | Raise vehicle with vehicle lift | AR00.60-P-1000TX | |
| 3 | Remove front wheel | ||
| Remove/install wheels | AP40.10-P-4050TX | ||
| 4 | Press follower joint (8) out of steering knuckle (5) | AR33.20-P-0500-01TX | |
| *BA33.20-P-1008-01K | |||
| Figure | |||
| Figure | |||
| Figure | |||
| Left upper transverse control arm | |||
| 5 | Remove left front suspension strut. | Vehicles with AIRmatic (semi-active air suspension), code 489 | |
| Model 219.354/356/375/376 Vehicles without AIRmatic |
AR32.25-P-1017TY | ||
| Model 219.354/356 | AR32.25-P-1017TX | ||
| 6 | Remove left front fuse box and relay box in engine compartment | ||
| 7 | Undo expansion reservoir for coolant and place to one side | ||
| 8 | Detach upper wishbone (6) from front end | *BA33.20-P-1002-01K | |
| 9 | Inspect follower joint (8). | AR33.20-P-0425TX | |
| Right upper transverse control arm | |||
| 10 | Remove right front suspension strut | Vehicles with AIRmatic (semi-active air suspension), code 489 | |
| Model 219.354/356/375/376 Vehicles without AIRmatic |
AR32.25-P-1017TY | ||
| Model 219.354/356 | AR32.25-P-1017TX | ||
| 11 | Remove combination filter housing (9a) | ||
| Replace combination filter. | AP83.00-P-8384TX | ||
| 12 | Remove the auxiliary battery. | AR54.10-P-0007TX | |
| 13 | Dismantle level control of xenon headlamp from transverse control arm | Vehicles with code (615) Bi-xenon headlamp unit with integrated curve illumination | |
| 14 | Detach upper wishbone (6) from front end | *BA33.20-P-1002-01K | |
| Fig 2 | |||
| Fig 3 | |||
| Fig 4 | |||
| 15 | Inspect follower joint (8). | AR33.20-P-0425TX | |
| 16 | Install in the reverse order | ||
| 17 | Perform a wheel alignment check | AR40.20-P-0200TX |
WHEEL LOCATION, HUB
| Number | Designation | Model 219.3 | ||
|---|---|---|---|---|
| BA33.20-P-1002-01K | Self-locking nut of upper wishbone on front end | Nm | 50 | |
| BA33.20-P-1008-01K | Self-locking nut, upper wishbone follower joint to steering knuckle | Stage 1 | Nm | 20 |
| Stage 2 | ∠° | 90 | ||