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Home >> Kia >> 2011 >> Optima LX, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 3) - 2.4L >> DTC P0564: Cruise Control Multi-Function Input A Circuit >> Inspection/Repair >> Component Inspection
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Component Inspection

■ Check auto cruise switch 

  1. IG key OFF.
  2. Disconnect 'CRUISE REMOCON SWITCH' connector.
  3. Measure resistance between 'Signal (Cruise sw)' terminal and 'CRUISE MAIN' terminal of 'CRUISE REMOCON SWITCH' harness connector with each switch depressed. (Component side)
  4. Measure resistance between 'Signal (Cruise sw)' terminal and 'Ground (Cruise sw)' terminals of 'CRUISE REMOCON SWITCH' harness connector. (Component side)

    Specification: 

    RESISTANCE SPECIFICATIONS

    Item Resistance (Ω) Item Resistance (Ω)
    CRUISE MAIN switch 3.9 kΩ ± 5% COAST SET switch 220 Ω ± 5%
    CANCEL switch 0 Ω ± 5% RESUME/ACCEL switch 910 Ω ± 5%
    Fig 1: Measuring Resistance Between 'Signal (Cruise Sw)' Terminal & 'Ground (Cruise Sw)' Terminals Of 'Cruise Remocon Switch' Harness Connector
    G07386726Courtesy of KIA MOTORS AMERICA, INC.
  5. Is the measured value within specification?

    YES 

    NO 

NOTE: There is a memory reset function on GDS that can erase optional parts automatically detected and memorized by PCM. After testing PCM on the vehicle, use this function to reuse the PCM on the others.