Remove/install front crossmember

AR62.30-D-0007TS

Remove/install front crossmember

28.11.2019

Model

907, 910

Modification notes

28.11.2019

Work procedure and picture displays revised

The whole document

Shown on model 907 with code BA3 (Active Brake Assist)

1

Front crossmember

2

Bracket

3

Bolts

4

Electrical wiring harness

5

Bolts

6

Electrical wiring harness

Shown on model 910 with engine 780.703 with code BA3 (Active Brake Assist)

1

Front crossmember

2

Bracket

3

Bolts

7

Air duct segment

8

Radar sensor

9

Bolts

10

Expansion rivet

 Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.Model 910 with engine 780.703

AS00.00-Z-0035-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system

Model 910 with engine 780.703

AH00.00-Z-0300-01A



Remove

1

Remove front bumper.

AR88.20-D-2000TS

2.1

Remove bracket (2) and position outside the working area.

Model 907
with code BA3 (Active Brake Assist System)
Model 907
with code ET4 (Active Distance Assist DISTRONIC)
Model 910
with code BA3 (Active Brake Assist System)
except code ME0 (Electric motor 85 kW)
Model 910
with code ET4 (Active Distance Assist DISTRONIC)

 To do this, unscrew the screws (3) and unclip bracket (2) from front crossmember (1).

2.2

Remove holder (2).

Model 910
with code BA3 (Active Brake Assist System)
with code ME0 (Electric motor 85 kW)

 To do so, unscrew the screws (3) and disconnect the electrical connection of the radar sensor (8).

3

Remove screws (9).

Model 910
with code ME0 (Electric motor 85 kW)

4

Remove expansion rivets (10).

5

Remove front crossmember (1).

 To do this, unscrew screws (5) and unclip electrical wiring harnesses (4, 6).

 Clip remover

*452589016300

6

Remove air duct segment (7).

Model 910 with engine 780.703
When replacing the front crossmember (1).



Install

7

Install air duct segment (7).

Model 910 with engine 780.703
When replacing the front crossmember (1).

 Check expansion rivets for damage.

If the expansion rivets have been damaged,



replace damaged expansion rivets.

8

Install front crossmember (1).

 To do this, screw in screws (5) and clip in electrical wiring harnesses (4, 6).

 Screw, front crossmember to longitudinal member

*BA62.30-N-1001-01TS

9

Install expansion rivets (10).

 Installation: Check expansion rivet (10) for damage.

If the expansion rivets (10) are damaged,



Replace damaged expansion rivets (10).

10

Screw in screws (9).

Model 910
with code ME0 (Electric motor 85 kW)

11.1

Attach bracket (2).

Model 907
with code BA3 (Active Brake Assist System)
Model 907
with code ET4 (Active Distance Assist DISTRONIC)
Model 910
with code BA3 (Active Brake Assist System)
except code ME0 (Electric motor 85 kW)
Model 910
with code ET4 (Active Distance Assist DISTRONIC)

 To do this, clip bracket (2) into front crossmember (1) and screw in screws (3).
Check holder (2) for damage.

If damage is present:



Replace damaged bracket (2).

11.2

Install holder (2).

Model 910
with code BA3 (Active Brake Assist System)
with code ME0 (Electric motor 85 kW)

 To do so, connect the electrical connection of the radar sensor (8) and screw in screws (3).

12

Add cavity preservation at front crossmember (1).

AR97.20-D-1500TS

 Add cavity preservation at connection of front crossmember (1) to longitudinal members.

13

Install front bumper.

AR88.20-D-2000TS

 Crossmember

Number

Designation

Model 907, 910

BA62.30-N-1001-01TS

Screw, front crossmember to longitudinal member

Nm

18