80 Quattro L5-2309cc 2.3L SOHC (NG) (1988)
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Canister Purge Solenoid: Description and Operation
Fig. 48 Carbon Canister Shut-off Solenoid & Canister Location
The charcoal canister shutoff solenoid, Fig. 48, closes off the fuel tank purge line to the air flow meter boot when the engine is not running, to prevent
fuel vapors from causing a hot starting problem. The solenoid is located on top of the charcoal canister.