Volkswagen Workshop Service and Repair Manuals

18

Seal
-

Replace if damaged

19

Change-over roller

20

Seal
-

for change-over roller

Fig. 1 Vacuum connections (top view) 

1

to vacuum actuator for intake manifold change-over

2

to combination valves

3

Secondary Air Injection (AIR) solenoid valve

4

to Secondary Air Injection (AIR) Solenoid Valve

5

to T-piece at intake manifold

6

Check-valve

7

Intake manifold change-over valve

8

to vacuum reservoir in left wheelhousing

9

from T-piece at intake manifold

10

Fuel pressure regulator

Fig. 2 Vacuum connections (rear view) 

1

Fuel pressure regulator

2

to crankcase breather valve

3

Vacuum booster

4

T-piece

5

Check-valve

6

Intake air scoop

7

Crankcase breather valve