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Home >> Volkswagen >> 2021 >> Jetta S, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Fuel Supply System (Service Information - Gasoline Engines - CNLA, CPLA, CPPA, CPKA, CPRA, CBPA, CZTA)) >> 20 Fuel Supply >> EVAP System >> Overview - EVAP System >> Overview - EVAP System, Right Rear EVAP Canister

Overview - EVAP System, Right Rear EVAP Canister

WARNING: This page is about a different car, the 2018 Volkswagen Jetta, 2017 Volkswagen Jetta, 2016 Volkswagen Jetta, and 2015 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Hose connections are secured with either spring or hose clamps.

Replace the locking clamps with spring clamps.

:VAS6340  and the :VAS6362  are recommended for installing spring-type clips.

The connector couplings must >>audibly<< engage when locking.

Note the color coding when installing the connector coupling. Refer to Coupling Allocation !

Pull on the connector coupling to check for secure fit.

Disconnect the connector couplings. Refer to CONNECTOR COUPLINGS .

Fig 1: Exploded View Of EVAP Canister Components (Vehicle: Right Rear)
GWWM20-10049Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
  1. Fuel Tank
  2. Bolts
  3. Breather Line
    • Behind the wheel housing liner
    • Check for secure fit
    • Do not kink
    • To disconnect, press the release button on the connecting piece
    • Connector Couplings, Disconnecting. Refer to CONNECTOR COUPLINGS .
    • The connector couplings must >>audibly<< engage when locking.
    • Pull on the connector coupling to check for secure fit.
  4. Connecting Line
    • From the fuel tank to the valve. Refer to -item  ) Valve-.
    • Check for secure fit
    • Do not kink
    • To disconnect, press the release button on the connecting piece
    • Connector Couplings, Disconnecting. Refer to CONNECTOR COUPLINGS .
    • The connector couplings must >>audibly<< engage when locking.
    • Pull on the connector coupling to check for secure fit.
  5. Nuts
    • Tightening specification. Refer to -item  ) Nut-.
  6. Connecting Line
    • From the pressure regulator to the valve. Refer to -item  ) Valve-.
  7. Breather Line
    • To the EVAP Canister Purge Regulator Valve 1 -N80- on the intake manifold
    • Check for secure fit
    • Do not kink
    • To disconnect, press the release button on the connecting piece
    • Connector Couplings, Disconnecting. Refer to CONNECTOR COUPLINGS .
    • The connector couplings must >>audibly<< engage when locking.
    • Pull on the connector coupling to check for secure fit.
  8. Underbody Cover
  9. Bolts
    • 8 Nm
  10. Evaporative Emission (EVAP) Canister
  11. Nut
    • Tightening specification. Refer to -item  ) Nut-.
  12. Threaded Stud
    • Installed on the Leak Detection Pump -V144- bracket
  13. Screw
    • Leak Detection Pump -V144- to bracket
    • Tightening specification. Refer to -item  ) Bolt-.
  14. Bracket
    • For the Leak Detection Pump -V144-
  15. Leak Detection Pump -V144-
    • Component location: under the wheel housing liner inside right rear wheel housing
    • Removing and installing. Refer to LEAK DETECTION PUMP, REMOVING AND INSTALLING .
    • If the diagnostic pump is replaced due to fuel entering, the EVAP canister must also be replaced.
  16. Air Filter
    • For the Leak Detection Pump -V144-
  17. Connecting Line
    • From the Leak Detection Pump -V144- to the air filter
    • Check for secure fit
    • Do not kink
    • To disconnect, press the release button on the connecting piece
    • Connector Couplings, Disconnecting. Refer to CONNECTOR COUPLINGS .
    • The connector couplings must >>audibly<< engage when locking.
    • Pull on the connector coupling to check for secure fit.
  18. Valve
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