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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 603 (Fuel Supply System - Engine Code(S): CAEB, CALB, CHJA, CPMA, CPMB, CTUC & CTUD) >> 20 Fuel Supply System >> EVAP System >> Overview - EVAP System >> Overview - EVAP System

Overview - EVAP System

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Fig 1: Overview Of EVAP Canister And Leak Detection System
GWWA20-10598Courtesy of AUDI OF AMERICA, LLC
  1. Vacuum Line
    • To the engine
  2. Clamp
    • Must be appropriate for the model type .
  3. Vent Line
    • To the left rear air filter under the wheel housing liner
  4. Bolt
    • 4 Nm
    • Quantity: 3
  5. Bolt
    • 16 Nm
    • Quantity: 3
  6. Rubber Grommet
    • Quantity: 3
    • Insert into the EVAP canister
  7. Bushing
    • Quantity: 3
    • Insert into the rubber grommet
  8. Bracket
    • For the EVAP canister
  9. EVAP Canister
  10. Breather Line
    • To the fuel tank
    • To disconnect, press release button on the connection piece.
  11. Breather Line
    • To EVAP Canister Purge Regulator Valve 1 -N80-
    • To disconnect, press release button on the connection piece.
  12. Seal
    • Insert into the EVAP canister
  13. Leak Detection Pump -V144-
Fig 2: Identifying LDP Air Filter -1- & Nut -2-
GWWA20-10693Courtesy of AUDI OF AMERICA, LLC

-- Tighten the nut -2- to 5 Nm.