FixVault

Repair Procedures: Inspection

System Inspection 

  1. Disconnect the vapor hose from the throttle body and connect a vacuum pump to the nipple on the throttle body.
  2. Check the following points with applied vacuum using a vacuum pump.
SYSTEM INSPECTION - COLD ENGINE

Engine Operating Condition Applied Vacuum Result
Idle 0.5kgf/cm2 (50 kPa, 7.3 psi) Vacuum is held
3, 000 RPM
SYSTEM INSPECTION - WARMED ENGINE

Engine Operating Condition Applied Vacuum Result
Idle 0.5kgf/cm2 (50 kPa, 7.3 psi) Vacuum is held
Within 3 minutes after engine start at 3, 000 RPM Try to apply vacuum Vacuum is released
In 3 minutes after engine start at 3, 000 RPM 0.5kgf/cm2 (50 kPa, 7.3 psi) Vacuum will be held momentarily, after which, it will be released

PCSV Inspection 

  1. Turn ignition switch OFF and disconnect the negative (-) battery cable.
  2. Disconnect the PCSV connector (A).
  3. Disconnect the vapor hose (B) which is connected to the intake manifold from the PCSV.

    1.6 DOHC

    Fig 1: Identifying PCSV Connector & Vapor Hose (1.6L DOHC)
    G06523493Courtesy of KIA MOTORS AMERICA, INC.

    2.0 DOHC

    Fig 2: Identifying PCSV Connector & Vapor Hose (2.0L DOHC)
    G06523494Courtesy of KIA MOTORS AMERICA, INC.
  4. After connecting a vacuum pump to the nipple, apply vacuum.
  5. With the PCSV control line grounded, check the valve operation with battery voltage applied to the PCSV (Open) and removed (Closed).
    VALVE OPERATION CHART

    Battery Voltage Valve Vacuum
    Connected Open Released
    Disconnected Close Maintained
  6. Measure the coil resistance of the PCSV.

    Specification: 

    (1.6 DOHC) 16 Ω (20°C (68°F))

    (2.0 DOHC) 14.0 ~ 18.0Ω (20°C (68°F))

EVAP. Leakage Test 

  1. Select "EVAP. Leakage Test".
    Fig 3: Screen Display - Selecting EVAP Leakage Test
    G06523495Courtesy of KIA MOTORS AMERICA, INC.
  2. Proceed with the test according to the screen introductions.
    Fig 4: Screen Display - EVAP Leakage Test
    G06523496Courtesy of KIA MOTORS AMERICA, INC.