volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

ECM, Adapting to Throttle Valve Control Module|Page 4331 > < ECM, Adapting to Throttle Valve Control Module|Page 4329
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Insert with safeguard material "D6"

16

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Throttle valve control module -J338-*
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When replacing, adapt Engine Control Module (ECM)

17

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To EVAP canister purge regulator valve -N80-
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EVAP system

18

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Seal
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Replace if damaged

Fig. 4 Vacuum connections (top view)

1

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to vacuum setting element for intake manifold change-over

2

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to combination valves

3

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Secondary Air Injection (AIR) solenoid valve -N112-

4

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to Secondary Air Injection (AIR) solenoid valve

5

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to T-piece on intake manifold

6

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Check valve

7

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Intake manifold change-over valve

8

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to vacuum reservoir in left wheel well

9

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from T-piece on intake manifold

10

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Fuel pressure regulator

Fig. 5 Vacuum connections (rear view)

1

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Fuel pressure regulator

2

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to crankcase breather valve

3

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Vacuum booster

4

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T-piece

5

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Check valve

6

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intake air scoop

7

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crankcase breather valve

ECM, Adapting to Throttle Valve Control Module|Page 4331 > < ECM, Adapting to Throttle Valve Control Module|Page 4329