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Home >> Volkswagen >> 2006 >> GTI 1.8 E, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 23 (2.0L - Fuel Supply - Engine Code(S): BPY (As Of 12.2010)) >> 20 Fuel Supply >> Diagnosis And Testing >> Fuel System, Checking For Leaks >> EVAP System Function Overview

EVAP System Function Overview

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Fig 1: EVAP Canister System, Function Overview
GWWN20-10399Courtesy of VOLKSWAGEN UNITED STATES, INC.
  1. Evaporative Emission (EVAP) Canister
  2. Adapter for Evaporative Emission Tester KLI 9210/55-1 Installed Position
    • Used during the fuel system leak test.
  3. EVAP Canister Purge Regulator Valve 1 -N80-
  4. Vent Line
    • To the throttle valve control module.
  5. Solenoid Valve
    • For the leak detection pump.
  6. Vacuum Line
    • To the intake manifold.
  7. Air Filter
    • For the leak detection pump.
  8. Leak Detection Pump -V144-
  9. Fuel Tank
  10. Cap