audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Leak Detection Pump, Evaporative System|Testing and Inspection > < Overview of EVAP Canister System|Page 3872
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18

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Non-return valve
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Between brake booster and intake manifold

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Install with light and dark sides in the positions shown in the illustration. Arrow points in direction of flow.

19

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Wastegate bypass regulator valve -N75-

20

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Mass air flow (MAF) sensor-G70-

21

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Air cleaner

22

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Crankcase breather pressure regulating valve

23

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Combination valve for secondary air system

24

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Vacuum reservoir
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Bolted to cylinder head cover

25

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Fuel pressure regulator

26

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Intake manifold
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With intake air temperature (IAT) sensor -G42-

27

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Non-return valve
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Install with light and dark sides in the positions shown in the illustration. Arrow points in direction of flow.

28

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Recirculating valve for turbocharger -N249-

Leak Detection Pump, Evaporative System|Testing and Inspection > < Overview of EVAP Canister System|Page 3872