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Home >> Mitsubishi >> 2004 >> Diamante ES >> Repair and Diagnosis >> Engine Performance >> System >> Emission Control System >> Emission Control System >> Exhaust Gas RECIRCULATION (EGR) System >> Vacuum Control Valve Check

Vacuum Control Valve Check

  1. Disconnect the vacuum hose (white stripe) from the vacuum control valve and connect the hand vacuum pump to the vacuum control valve.
    Fig 1: Connecting Hand Vacuum Pump To Vacuum Control Valve
    G01147815Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  2. Plug the disconnected vacuum hose.
  3. Start the engine and run at idle.
  4. Check the vacuum condition.
    Fig 2: Normal Vacuum Condition Table
    G01147816Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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