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Home >> Kia >> 2005 >> Optima EX, 2.7 8 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System/Fuel System - 2.7L >> MFI Control System >> Idle Speed Control Actuator (ISA) >> Inspection >> Using MULTIMETER
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Using MULTIMETER

  1. Disconnect the connector at the idle speed control actuator.
  2. Measure the resistance between terminals.
    Fig 1: Checking Idle Speed Control Actuator (ISA) (Using Multimeter)
    G00328381Courtesy of KIA MOTORS AMERICA, INC.

    Standard value:

    Terminal 3 and 2 (Open): 14.5-16.5 Ω

    Terminal 1 and 2 (Closing): 16.6-18.6Ω (at 20°C (68°F))