EVAP System Overview

2009 Volkswagen GTI 2D Hatchback, 2.0 D, Automatic DCTSECTION EVAP System Overview
Fig 1: Identifying Assembly Overview: EVAP System
GWWN20-10259Courtesy of VOLKSWAGEN UNITED STATES, INC.
  1. Separating Point 
    • On the right front side, in the engine compartment under the coolant expansion tank.
  2. Vent Line 
    • White
    • From the Evaporative Emission (EVAP) canister to the EVAP canister purge regulator valve 1.
    • Installed position: On the right of the underbody.
    • Secured to the fuel tank.
  3. Vent Line 
    • Green
    • From the engine to the leak detection pump.
    • Installed position: On the right of the underbody.
    • Secured to the fuel tank.
  4. Separating Point 
    • On the right front of the fuel tank in the area of the fuel filter.
  5. Fuel Filler Tube 
  6. Vent Line 
    • From the filler connection to the EVAP canister.
  7. Air Filter Housing 
    • For the leak detection pump.
  8. Leak Detection Pump -V144- 
  9. Connecting Line 
    • From the leak detection pump to the EVAP canister.
    • Clipped to the bracket.
  10. EVAP Canister 
    • Component location: Bottom of the spare tire wheel well.
    • Removing and installing, refer to EVAP CANISTER .
  11. Separating Point 
    • On the right rear of the fuel tank.
  12. Turbocharger 
  13. Brake Booster 
  14. Vacuum Pump 
  15. Non-Return Valve 
    • Installed position: Arrow points in the direction of flow.
  16. EVAP Canister Purge Regulator Valve 1 -N80- 
    • Checking, refer to the vehicle diagnostic tester.
  17. Non-Return Valve 
    • Allocations for differing versions.
  18. Throttle Valve Control Module -J338- 
  19. Intake Manifold 
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
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