Remove/install the suspension strut

AR32.25-P-1017LFB

Remove/install the suspension strut

02.05.2018

Model

217

except code 487 (Active Body Control (ABC))

Model

222

except code 487 (Active Body Control (ABC))

Modification notes

30.04.2018

Mutter Federbein vorn an Federlenker

Typ 222 mit Code Z07 (Höchstschutz)

BA32.25-P-1002-04O

Shown on MODEL 222 on right side of vehicle

1

Electrical connectors

4

Bracket

7

Spring control arm

2

Suspension strut

5

Steering knuckle

8

Screw

3

Cable duct

6

Torsion bar linkage

Shown on model 222

9

Covers

11

Cover

10

Pressure line

12

Bolts

 Danger

Risk of death caused by vehicle slipping or toppling off during lifting

Only lift vehicle at the lift support points specified by the vehicle manufacturer.

AS00.00-Z-0032-01A

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Notes on AIRmatic

AH32.22-P-1000-02LF

Notes on repair work on suspension components

AH00.00-P-0100-01A

 

Remove/install

1

Vent pressure in AIRmatic system using diagnostic system



AD00.00-P-2000-04B

 Warning

Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.

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

AS00.00-Z-0011-01A

2

Open and secure engine hood

3

Detach corresponding front complete wheel

AR40.10-P-1102A

4

Disconnect electrical connector (1) at suspension strut (2)

5

Open cable duct (3) on suspension strut (2) and place to one side

6

Open holder (4) and unhook brake hose

7

Secure steering knuckle (5) to prevent it from folding down

8

Detach transverse control arm from steering knuckle (5)

AR33.20-P-0500LF

9

Detach torsion bar linkage (6) from steering knuckle (5)

 Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))
except code Z07 (Top protection)
Model 222
with code Z07 (Top protection)
except code 487 (Active Body Control (ABC))Nut, torsion bar linkage to steering knuckle

*BA32.20-P-1002-02O

10

Detach suspension strut (2) from spring link (7)

 Installation: Insertion direction of screw/bolt (8):
Screw/bolt (8) must be inserted from the front.

 Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))
except code Z07 (Top protection)
Model 222
with code Z07 (Top protection)
except code 487 (Active Body Control (ABC))Nut, suspension strut at front to spring control arm

*BA32.25-P-1002-04O

11

Remove corresponding covers (9) from suspension strut tower

12

Detach pressure line (10) from corresponding suspension strut (2)

 Pressure line to front suspension strut/valve blockPressure line to front suspension strut/valve block

*BA32.22-P-1010-03F

If pressure line connection is damaged



Repair pressure line connection

AR32.22-P-2001-02SX

Leak detection spray

*BR00.45-Z-1002-03A

 Socket wrench bit

*211589000900

 Knife

*000589122800

13

Detach cover lining (11) and place to one side

14

Unscrew nuts from corresponding suspension strut (2)

 Model 217
except code 487 (Active Body Control (ABC))
Model 222
except code 487 (Active Body Control (ABC))
except code Z07 (Top protection)
Model 222
with code Z07 (Top protection)
except code 487 (Active Body Control (ABC))Nut, suspension strut at front to body

*BA32.25-P-1001-04O

15

Remove suspension strut (2) downwards

16

Detach bracket (4) from suspension strut (2)

When replacing suspension strut (2).

 Installation: Replace cable tie and fasten in place using pliers  .



Check

17

Check condition of suspension strut (2)

When reinstalling suspension strut (2)

If damaged or worn



Replace suspension strut (2)

 Dispose of the damaged suspension strut (2) correctly.

18

Check condition of suspension strut joint on spring control arm (7)

If damaged or worn



Replace suspension strut joint

AR33.15-P-0115LF

19

Measure length of suspension strut (2)

 Installation: Compare the measured length of the suspension strut (2) with the leaflet for the new suspension strut (2).

If dimension differs



Do not install suspension strut (2); replace with a new suspension strut (2)

20

Install in the reverse order

21

Check AIRmatic system for leak tightness

AR32.22-P-8100LF

 Front axle torsion bar

Number

Designation

Model 217

MODEL 222 with CODE Z07

BA32.20-P-1002-02O

Nut, torsion bar linkage to steering knuckle

Nm

60

60

 Front axle torsion bar

Number

Designation

MODEL 222 except CODE Z07

BA32.20-P-1002-02O

Nut, torsion bar linkage to steering knuckle

Nm

60

 Air suspension

Number

Designation

Model 217

Model 222

BA32.22-P-1010-03F

Pressure line to front suspension strut/valve block

Nm

2

2

 Suspension struts

Number

Designation

Model 217

Model 222
with code Z07 (Top protection)

BA32.25-P-1001-04O

Nut, suspension strut at front to body

Nm

50

50

 Suspension struts

Number

Designation

Model 222
except code Z07 (Top protection)

BA32.25-P-1001-04O

Nut, suspension strut at front to body

Nm

50

 Suspension struts

Number

Designation

Model 217

Model 222
with code Z07 (Top protection)

BA32.25-P-1002-04O

Nut, suspension strut at front to spring control arm

Stage 1

Nm

120

150

Stage 2

°

45

45

 Suspension struts

Number

Designation

Model 222
except code Z07 (Top protection)

BA32.25-P-1002-04O

Nut, suspension strut at front to spring control arm

Stage 1

Nm

120

Stage 2

°

45

Repair materials

Number

Designation

Order number

BR00.45-Z-1002-03A

Leak detection spray

Christof Fischer GmbH
www.kaeltefischer.de