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Line Pressure Test Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Start engine.
  2. Check idle speed in P range.

    Idle speed: 750~850 RPM (with parking brake applied)

  3. Shift selector lever to D range and read line pressure at idle.
    CAUTION: Perform steps 4 and  5 within 5 seconds to prevent possible transaxle damage.
  4. Depress brake pedal firmly with left foot and gradually depress accelerator pedal fully with the right foot.
    Fig 1: Line Pressure Test Procedure
    G04086078Courtesy of KIA MOTORS AMERICA, INC.
  5. Read line pressure as soon as engine speed becomes constant and release accelerator pedal.
    NOTE: Idling for at least one minute cools ATF and prevents deterioration.
  6. Shift selector lever to N range and run engine at idle for at least one minute.
  7. Read line pressure at idle and at engine stall speed for each range in same manner.

    Specified line pressure (psi (kPa, kg/cm 2  )) 

    LINE PRESSURE SPECIFICATIONS

    Range Idle Stall
    D, 2, 1 56.98~127.98 (392.4~882.9, 4.0~9.0) 113.76~184.86 (784.8~1275.3, 8.0~13.0)
    R 71.1~142.2 (490.5~981.0, 5.0~10.0) 199.08~270.18 (1373.4~1863.9, 14.0~19.0)
  8. Install a new square-head "L" plug in inspection port, refer to LINE PRESSURE TEST  .

    Tightening torque: 44~86 lb. in. (5.0~9.8 N.m, 51~100 kg.cm)

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