A5 Quattro Coupe V6-3.2L (CALA) (2009)
Evaporative Emission Control Canister: Service and Repair
EVAP Canister
‹› Checking for leaks => [ Performing Diagnostic Leak Test ] See: Fuel Delivery and Air Induction/Fuel Pressure/Testing and Inspection/Performing
Diagnostic Leak Test.
Removing
Proceed as follows:
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Observe safety precautions => [ 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 => [ 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 evaporative emission (EVAP) canister purge regulator valve (N80) by pressing release button.
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Disconnect vent line - 2 - to fuel tank by pressing release button.
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Remove bolts - 1, 4 and 8 - and remove EVAP canister - 3 -.
Installing
‹› Tightening specifications => [ 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, note the following:
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Connect air and vent lines until they engage audibly.