Remove/install Parktronic system (PTS) sensors in front bumper

AR54.65-S-0001E

Remove/install Parktronic system (PTS) sensors in front bumper

15.10.2018

Model

447, 448

with code EZ7 (Active Parking Assist)

Shown on model 447.8 with removed front bumper (1) with code JS1 (360° camera)

1

Front bumper

2

Electrical connector

3

Impact absorber

Shown on model 447.8 with removed front bumper (1)

1

Front bumper

B8/16

PARKTRONIC sensor, inner left front

B8/17

PARKTRONIC sensor, center left front

B8/18

PARKTRONIC sensor, outer left front

B8/19

PARKTRONIC sensor, inner right front

B8/20

PARKTRONIC sensor, center right front

B8/21

PARKTRONIC sensor, outer right front

4

Decoupling ring

B8/16

PARKTRONIC sensor, inner left front

B8/17

PARKTRONIC sensor, center left front

B8/18

PARKTRONIC sensor, outer left front

B8/19

PARKTRONIC sensor, inner right front

B8/20

PARKTRONIC sensor, center right front

B8/21

PARKTRONIC sensor, outer right front

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

 

Remove/install

1

Remove outer left front Parktronic sensor (B8/18) or outer right front Parktronic sensor (B8/21).

AR54.65-S-0001-01E

 Installation: Check decoupling ring (4) for damage.

If there is damage,



replace decoupling ring (4).

If the outer left front PARKTRONIC sensor (B8/18) or outer right front PARKTRONIC sensor (B8/21) is replaced.



Convert decoupling ring (4).

2

Remove center left front PARKTRONIC sensor (B8/17) or center right front PARKTRONIC sensor (B8/20).

Model 447.8, 448.8
with code EZ7 (Active Parking Assist)
with code PS2 (AMG line)

AR54.65-S-0001-02EA

 Installation: Check decoupling ring (4) for damage.

If there is damage,



replace decoupling ring (4).

If the left center front PARKTRONIC sensor (B8/17) or right center front PARKTRONIC sensor (B8/20) is replaced,



Convert decoupling ring (4).

3

Remove front bumper (1).

AR88.20-S-2000E

4

Disconnect electrical connection (2).

Model 447.8, 448
with code EZ7 (Active Parking Assist)
with code JS1 (360° camera)

5

Remove impact absorber (3).

Model 447.8, 448
with code EZ7 (Active Parking Assist)

6

Remove center left front PARKTRONIC sensor (B8/17) or center right front PARKTRONIC sensor (B8/20).

Model 447.6/7, 448.7
with code EZ7 (Active Parking Assist)
Model 447.8, 448.8
with code EZ7 (Active Parking Assist)
except code PS2 (AMG line)

AR54.65-S-0001-02E

 Installation: Check decoupling ring (4) for damage.

If there is damage,



replace decoupling ring (4).

If the left center front PARKTRONIC sensor (B8/17) or right center front PARKTRONIC sensor (B8/20) is replaced,



Convert decoupling ring (4).

7

Remove inner left front PARKTRONIC sensor (B8/16) or inner right front PARKTRONIC (B8/19).

AR54.65-S-0001-03E

 Installation: Check decoupling ring (4) for damage.

If there is damage,



replace decoupling ring (4).

If the left inner front PARKTRONIC sensor (B8/16) or right inner front PARKTRONIC sensor (B8/19) is replaced,



Convert decoupling ring (4).

8

Install in the reverse order



Check

9

Check function of "Active Parking Assist" system.