Emission Control Systems: Specifications

Canister purge control valve opening vacuum 40-80 mmHg (1.6-3.2 inHg)
Fuel tank pressure control valve opening vacuum 28 mmHg (1.1 inHg)
Air induction system reed valve testing vacuum 254 mmHg (10 inHg)
EGR system minimum operating vacuum 7 inHg/2000 rpm