Canister Purge Control Valve
- Remove canister from vehicle. Apply 7.5 psi air pressure to port marked "VC". Air should not leak from diaphragm. See Fig 1 .
- Apply and maintain 15 in. Hg vacuum to port marked "PURGE". Gradually apply vacuum to "VC" port. Purge valve should begin to open when 1.6-3.2 in. Hg vacuum is applied to port "VC". Replace valve if it does not operate as outlined.