CONSTRUCTION
The purge VSV (No. 1 vacuum switching valve assembly) controls purge flow volume in accordance with duty signals from the ECM. Purge flow volume is determined by the on/off intervals of the drive signal from the ECM (duty ratio).
| *1 | Purge VSV (No. 1 Vacuum Switching Valve Assembly) | *2 | Filter |
| *a | to Purge Port | *b | from Charcoal Canister |
| *c | Valve Off (Close) | *d | Valve On (Open) |