A6 Quattro Sedan V6-2.7L Turbo (APB) (2000)
Leak Detection Pump: Vacuum and Vapor Hose Diagrams
EVAP Canister/tank Leak Diagnostic System, Diagram - 6-Cylinder Turbo Engine
1
To intake hoses before both turbo chargers
2
Check valve
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Installation position (bright/dark side): As shown, arrow shows in direction of flow
3
Emission Evaporative (EVAP) Canister Purge Regulator Valve -N80-
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Component location: Right front in engine compartment
4
Vent line
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From EVAP canister purge regulator valve -N80-
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Installation position: Right side under vehicle floor
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Fastened at fuel tank in fuel tank area
5
Vent line
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To Gravity valve at fuel tank
6
EVAP canister
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Component location: In lower in spare wheel molding
7
Connecting hose
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Diagnostic pump/EVAP canister
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Pressure side
8
Air filter
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For Leak Detection Pump (LDP) -V144-
9
Leak Detection Pump (LDP) -V144-
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Component location: In wheelhousing left rear below wheelhousing molding
10
Vacuum line
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To Leak Detection Pump (LDP) -V144-
11
Vacuum reservoir
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For Leak Detection Pump (LDP) -V144-
12
Check valve
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Installation position (bright/dark side): As shown, arrow shows in direction of flow
13
To rear upper intake hose