Remove/Install Active Brake Assist Electric Controller Unit - AR54.21-P-0700ME
Model 167
With Code 258 (Active Brake Assist System)
| Topical note | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Topical note | Notes on preventing damage to electronic components due to a magnetic tool | AH54.00-P-0002-01A | |
| Remove/install | |||
| 1 | Switch off ignition and store transmitter key outside of transmitter range (min. 2 m). | ||
| 2 | Remove Mercedes star. | AR88.40-P-4053ME | |
| 3 | Unclip Active Brake Assist controller unit (A108). | ||
| 4 | Release and disconnect electrical connector o Active Brake Assist controller unit (A108). | ||
| 5 | Install in the reverse order. | ||
| 6 | Commission Active Brake Assist controller unit (A108). | If the Active Brake Assist controller unit (A108 has been replaced. | |
| AD00.00-P-2000-06ME | |||
| Calibrate | |||
| 7 | Perform calibration of Active Brake Assist controller unit (A108) with vehicle diagnosis system. | When replacing or after changes to the sensor, bracket, the bumper or the radiator grille. | |
| AD00.00-P-2000-06ME |