Remove/install front bumper

AR88.20-P-2000LF

Remove/install front bumper

25.04.2018

Model

222

Modification notes

18.07.2017

Method description modified for vehicles as of model year 2018.

Operation steps 1 to 17.

Shown on model 222 up to model year 2018

1

Front bumper

4

Bolts

7

Left front to liner

2

Screw

5

Bolts

8

Electrical connector

3

Screw

6

Right front to liner

Shown on model 222 from model year 2018 with code 2U1 (Radiator shutters)

11

Air duct segment

14

Screw

12

Air duct segment

16

Impact absorber

13

Screw

18

Lip

Shown on model 222 up to model year 2018 except code 2U1 (Radiator shutters)

11

Air duct segment

13

Screw

12

Air duct segment

14

Screw

Shown on model 222 up to model year 2018 with code U60 (Active hood (pedestrian protection))

1

Front bumper

15

Pedestrian protection sensor

Shown on model 222.0 as of model year 2018 with code U60 (Active hood (pedestrian protection))

15

Pedestrian protection sensor

17

Guide pin

16

Impact absorber

 Warning

Risk of injury during testing and repair operations related to pyrotechnical components

Do not expose pyrotechnical component parts to temperatures above 100 °C or 212 °F. Disconnect current supply when working on such component parts.

AS91.00-Z-0008-01A

Topical note

Notes on pedestrian protection sensor

Model 222
with code U60 (Active Bonnet (Pedestrian protection))

AH91.60-P-0001-01A

Topical note

General information on the impact absorber

AH88.20-P-1000-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Information, assessment and legal requirements when working with, handling and storing pyrotechnical components

AH91.00-Z-0000-10A

 

Remove/install

1

Disconnect battery ground line

Model 222
with code U60 (Active Bonnet (Pedestrian protection))

AR54.10-P-0003LF

2

Remove front engine compartment paneling

AR61.20-P-1105LF

3

Unscrew screws (2, 3)

4

Release left front fender liner (7) and right front fender liner (6) until screws (4, 5) are accessible.

AR88.10-P-1300LF

5

Unscrew bolts (4, 5)



Check

6

Check freely visible points on pedestrian protections sensor (15) for damage of any kind (cracks, holes, breakovers, etc.) when installed

Model 222
with code U60 (Active Bonnet (Pedestrian protection))

 Model 222
as of model year 2018
with code U60 (Active Bonnet (Pedestrian protection))
Pedestrian protection sensor (15) is fully installed in impact absorber (16).
For this reason, only the electrical connectors are visible in the installed status.

If damage is visible.



Replace pedestrian protection sensor (15).

AR91.60-P-0950EWM

7

Disconnect electrical connection (8)

8

Remove radiator grille

AR88.40-P-4001LF

9

Push air duct segment (11) to side and remove screw (13)

10

Push air duct segment (12) to side and remove screw (14)

11

Detach front bumper (1) on left and right and slightly pull forwards

 Detach guide pins (17) from front fenders.

12

Remove front bumper (1)

 Model 222
with code 2U1 (Radiator shutter)
Installation: Pull sealing lip (18) over impact absorber (16).

 Helper required.

 Installation: Check gap dimensions on front bumper (1).

In the event of complaints



Adjust front bumper (1).

AR60.00-P-0700-01LF

Engine hood to bumper

*BE60.00-P-1007-01BA

Bumper to headlamp

*BE60.00-P-1008-01BA

 Feeler gauge

*129589032100



Check

13.1

Check impact absorber (16) and pedestrian protection sensor (15) for damage

Model 222
with code U60 (Active Bonnet (Pedestrian protection))

If damage is visible.



Replace impact absorber (16) and pedestrian protection sensor (15).

AR91.60-P-0950EWM

13.2

Check impact absorber (16) for damage

Model 222
except code U60 (Active Bonnet (Pedestrian protection))

If damage is visible.



Replace impact absorber (16).

14

Disassemble front bumper (1)

Only when replacing front bumper (1) or individual parts.

Model 222
as of model year 2018

AR88.20-P-2050LFM

Model 222
up to model year 2018

AR88.20-P-2050LF

15

Install in the reverse order

16

Calibrate front 360° camera

Model 222
with code 501 (360° camera)



AD00.00-P-2000-04B



Check

17

Switch on Active Parking Assist and check for operational readiness

Model 222
with code 235 (Active Parking Assist with PARKTRONIC)

 Active Parking Assist automatically performs a self-test and operational readiness is signaled via the warning displays.

Check values for gap dimensions

Number

Designation

Model 222

BE60.00-P-1007-01BA

Engine hood to bumper

Dimension "D"

mm

3,5 (1)

For picture, see

AR60.00-P-0700-01LF

Check values for gap dimensions

Number

Designation

Model 222

BE60.00-P-1008-01BA

Bumper to headlamp

Dimension "E"

mm

2,5 (–1,5/+1)

For picture, see

AR60.00-P-0700-01LF