Remove/install air filter housing

AR09.10-P-1150MFF

Remove/install air filter housing

29.11.2019

Engine

654 in model 118, 177, 247

1

Electrical connector

8

Elastomer bearing

2

Air intake line

9

Bolts

3

Air cleaner housing

10

Electrical connector

4

Screw

11

Electrical line

5

Cable duct

12

Screw clamp

6

Engine air intake duct downstream of air filter

N3/9

CDI control unit

7

Elastomer bearing

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Remove upper engine cover.

AR01.10-P-2405MFF

2

Release electrical connector(1) and disconnect.

3

Unclip air intake line (2) at air intake scoop (arrows A).

4

Remove air intake line (2) from air filter housing (3) and remove upward (arrow B).

5

Unscrew bolt (4).

 M61

*BA00.10-P-1002-04A

6

Remove screws (9).

 Bolt, CDI control unit to air filter housing

*BA07.08-P-1003-01F

7

Release and disconnect electrical connector(10).

8

Unclip electric line (11) from air filter housing (3).

9

Unclip cable duct (5) from air filter housing (3) (arrow C).

10

Remove CDI control unit (N3/9) from air filter housing (3) and place to one side with the connected lines.

AR07.08-P-7009MFF


Do not crush or kink or subject lines to tension.
This leads to damage to the lines and impairs their function.

11

Release screw clamp (12).

12

Pull air filter housing (3) in front area upward out of elastomer bearing (7).

 Installation: Wet elastomer bearing (7) with lubricant.

Lubricant, rubber assembly 1 l

*BR00.45-Z-1010-06A

13

Pull air filter housing (3) forward out of engine air intake duct downstream of air filter (6) and remove mounts for elastomer bearings (8) and remove in an upward direction.

 Installation: Wet elastomer bearings (8) with lubricant.

Lubricant, rubber assembly 1 l

*BR00.45-Z-1010-06A

14

Seal exposed openings with protective covers.

 Set of protective covers

*001589039100



Check

15

Check elastomer bearing (7) and elastomer bearings (8) for damage.

If damage is identified,



replace elastomer bearing (7) and elastomer bearings (8).

16

Check elastomer bearings (7, 8) are correctly seated.

If necessary,



correct the seating of elastomer bearing (7) or elastomer bearings (8).

17

Check seal in air filter housing (3) for damage.

If damage is identified,



replace seal in air filter housing (3).

18

Install in the reverse order.

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

19

Perform engine test run. While doing so, check engine for proper operation and leak tightness.

 Metric screws/bolts and nuts as per MBN 10 105, 10 143

Number

Designation

8.8

10.9

BA00.10-P-1002-04A

M61

Nm

9

13

 Control unit

Number

Designation

Engine 654

BA07.08-P-1003-01F

Bolt, CDI control unit to air filter housing

Nm

6

Repair materials

Number

Designation

Order number

BR00.45-Z-1010-06A

Lubricant, rubber assembly 1 l

A 000 989 03 67