Remove/install Active Brake Assist electric controller unit

AR54.21-P-0700FR

Remove/install Active Brake Assist electric controller unit

16.08.2018

Model

257, 290

with code 258 (Active Brake Assist System)

Shown on model 257

1

Screw

3

Electrical connector

2

Bracket

A108

Active Brake Assist controller unit

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
with code 258 (Active Brake Assist System)
with code 2U1 (AIRPANEL)
Model 290
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.