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Sentra (Exc. M.P.G.), 210 & 310

  1. Disconnect vacuum hose and vacuum switch connector. Using vacuum pump, apply 23 in Hg vacuum to vacuum hose. Check that there is continuity between C and NC and no continuity between C and NO. See Fig 1.
    Fig 1: Vacuum Switch Test Connections
    G09315648Courtesy of NISSAN NORTH AMERICA, INC.

    Sentra (Exc. M.P.G.), 210 and 310 only. 

  2. Disconnect vacuum pump. Check that there is continuity between C and NO and no continuity between C and NC. Reconnect hose and connector.