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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Fuel Supply System - Engine Code(S): Bar, BHK, BHL, CJWB, CJWC, CJWE, CTWA, CTWB) >> 20 Fuel Supply >> Description And Operation >> EVAP Canister And Leak Detection System Hose Routing

EVAP Canister And Leak Detection System Hose Routing

WARNING: This page is about a different variant/trim than selected.
NOTE:

The hose diagram shows the 4.2L FSI engine.

Fig 1: Identifying EVAP Canister And Leak Detection System Hose Routing
GWWA20-10254Courtesy of AUDI OF AMERICA, LLC
  1. EVAP Canister Purge Regulator Valve 1 -N80-
    • Installed location: Right rear in engine compartment
  2. To Fuel Tank Filler Tube
  3. EVAP Canister
    • Installed location: Under wheel housing liner in right rear wheel housing
  4. Air Filter Housing
    • For the Leak Detection Pump -V144-
  5. Leak Detection Pump -V144-
    • Installed location: Under wheel housing liner in right rear wheel housing
    • Checking in Guided Functions  using a vehicle diagnostic tester
  6. Throttle Valve Control Module -J338-