Remove/install remote trunk closing control unit

AR88.50-P-5301LFM

Remove/install remote trunk closing control unit

02.10.2019

Model

222

as of model year 2018

with code 881 (Remote boot-lid closing)

3

Electrical connector

7

Nut

N121

Trunk lid control control unit

 Warning

Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities.

No parts of the body or limbs should be within the operating area of mechanical components when moving components.

AS00.00-Z-0009-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Notes on HANDS-FREE ACCESS

AH80.61-P-0001-01A

 

Remove/install

1

Perform commissioning of trunk lid control unit (N121)

When replacing trunk lid control unit (N121).



AD00.00-P-2000-04B

2.1

Remove side paneling in left side of trunk

Model 222
as of model year 2018
with code 881 (Remote boot-lid closing)
except code 811 (High-End sound system)

AR68.30-P-4600LF

2.2

Release subwoofer (H4/38) and tilt until trunk lid control unit (N121) can be accessed

Model 222
as of model year 2018
with code 811 (High-End sound system)
with code 881 (Remote boot-lid closing)

AR82.62-P-7839LF

3

Release and disconnect electrical connection (3)

4

Unscrew nut (7)

5

Remove trunk lid control unit (N121)

6

Install in the reverse order

7

Normalize remote tailgate closing

Where removed trunk lid control unit (N121) is reused.

 Close tailgate by hand. Open tailgate by pressing switch in door trim and wait until tailgate has reached upper stop. Then actuate tailgate switch in door trim for 4 s in "open" position.

8

Check remote tailgate closing for proper operation

 Open and close tailgate via different actuation options. See owner's manual.