Remove/Install Mercedes Star - AR88.40-P-4053FR
Model 257, 290
MODIFICATION NOTES
| 05.10.2021 | Repair method revised. | Operation steps 3, 4 added. |
Shown on model 290 with code 258 (Active Brake Assist)
Shown on model 257 with code 258 (Active Brake Assist)
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Remove/install | |||
| 1 | Remove Active Brake Assist electric controller unit. | Model 257, 290 up to model year 2021 with code 258 (Active Brake Assist System) |
AR54.21-P-0700FR |
| 2 | Release Mercedes star (1) from arrests (3) and tilt top of bracket (4) back. | Model 257, 290 with code 258 (Active Brake Assist System) |
|
| 3 | Clean Mercedes star (1). | Cleaner |
*BR00.45-Z-1025-04A |
| 4 | Fasten suitable cup suction tool to Mercedes star (1). | ||
| 5 | Turn Mercedes star (1) using the cup suction tool in direction of arrow until the catches (arrows A) are unlocked. | ||
| 6 | Remove Mercedes star (1). | ||
| 7 | Disconnect electrical connector on Mercedes star (1). | Model 257, 290 with code 233 (Adaptive cruise control Plus (DISTRONIC PLUS)) Model 257, 290 with code 239 (Adaptive cruise control Pro (DISTRONIC PRO)) |
|
| 8 | Install in the reverse order. |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1025-04A | Cleaner | A 005 989 19 71 |