Remove/Install Active Brake Assist Electric Controller Unit - AR54.21-P-0700FR
Model 257, 290
up to model year 2021
with code 258 (Active Brake Assist System)
Shown on model 257
| Topical note | Notes on preventing damage to electronic components due to a magnetic tool | AH54.00-P-0002-01A | |
| Topical note | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Remove/install | |||
| 1 | Commission Active Brake Assist controller unit (A108). | When replacing Active Brake Assist controller unit (A108). | |
| AD00.00-P-2000-06FR | |||
| 2 | Remove front bumper. | Model 257 up to model year 2021 with code 258 (Active Brake Assist System) with code 2U1 (AIRPANEL) Model 290 up to model year 2021 with code 258 (Active Brake Assist System) |
|
| AR88.20-P-2000FR | |||
| 3 | Unscrew bolt (1). | ||
| 4 | Unclip and remove holder (2). | ||
| 5 | Disconnect electrical connector (3). | ||
| 6 | Remove Active Brake Assist controller unit (A108) from front bumper. | ||
| 7 | Install in the reverse order. |