A4 Quattro Sedan L4-2.0L Turbo (CAEB) (2009)
Evaporative Emission Control Canister: Service and Repair
EVAP Canister
‹› Checking for leaks. Refer to => [ Leak Detection Test ] See: Testing and Inspection/Leak Detection Test.
Removing
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Observe safety precautions. Refer to => [ Safety Precautions ] See: Fuel Delivery and Air Induction/Service Precautions/Vehicle Damage
Warnings/Safety Precautions/Fuel Supply System.
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Observe rules for cleanliness. Refer to => [ Clean Working Conditions ] See: Fuel Delivery and Air Induction/Service Precautions/Vehicle
Damage Warnings/Clean Working Conditions/Fuel Supply System.
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Remove left rear underbody cover.
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Disconnect electrical connector - 6 -.
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Remove air line - 5 -.
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Remove vent line - 7 -.
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Disconnect vent line - 9 - to the EVAP canister purge regulator valve by pressing the release button.
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Disconnect vent line - 2 - to the fuel tank by pressing the release button.
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Remove bolts - 1, 4 and 8 - and remove EVAP canister - 3 -.
Installing
‹› Tightening specifications. Refer to => [ EVAP Canister and Leak Detection System Assembly Overview ] See: Service and Repair/EVAP Canister
and Leak Detection System Assembly Overview.
Installation is in reverse order of removal, noting the following:
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Connect air and vent lines until they engage audibly.