Canister Purge Control Valve: Testing and Inspection

Evaporative Charcoal Canister:

CHECK CHARCOAL CANISTER/PURGE VALVE AS FOLLOWS:
1. Blow air into port "A" and ensure that there is no leakage.
2. ^Apply vacuum to port "A".
^Cover port "D" with hand.
^Blow air in port "C" and ensure free flow out of port "B".