Turbo Only
Remove hoses from valve. Remove valve from vehicle. Blow air into both ends of valve. Air should enter from canister side, but not from airflow meter side. If valve tests incorrectly, replace check valve.
Remove hoses from valve. Remove valve from vehicle. Blow air into both ends of valve. Air should enter from canister side, but not from airflow meter side. If valve tests incorrectly, replace check valve.