Removing and installing DME injection system components

No.

Designation

Removal

Installation

1

Pan head screw M 5 x 10

2

2

VarioCam script

1

3

Pan head screw M 5 x 35

2

4

Washer

2

5

Cover

1

6

Spacer bushing

2

7

Fuel return line

1

use a second wrench to lock when removing

use a second wrench to lock when removing

8

Fuel supply line

1

use a second wrench to lock when installing

use a second wrench to lock when installing

9

Hexagon head bolt M 6 x 12

4

10

Fuel distributor pipe

1

11

Retaining clip

4

12

Injection valve

4

Replace seals. Apply a light coat of oil to the seating bore

13

Hexagon head bolt M 6 x 12

2

14

Pressure regulator

1

Replace seal. Apply a light coat of oil to the seating bore

15

Cap nut

1

use a second wrench to lock when removing

Tightening torque 12 Nm (9 ftlb). Use a second wrench to lock

16

Ball

1

17

O-ring

1

18

Hose clamp

2

19

Air mass meter

1

20

Shroud

1

21

Hose clip

5

No.

Designation

Removal

Installation

22

Union

1

23

Hose

1

24

Hexagon head bolt M 8 x 40

1

25

Clamp

1

26

Idle speed positioner

1

27

Hose

1

28

Pan head screw M 6 x 25

4

29

Washer

3

30

Retaining bracket

1

31

Throttle body

1

32

Round seal 82 x 2.5

1

always to be replaced

33

Round seal 65 x 3

1

always to be replaced

34

Philips screw M 4 x 10

2

35

Throttle switch

1

Do It Yourself Car Diagnosis

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