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Home >> Kia >> 2010 >> Rio Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC P0645: AC Clutch Relay Control Circuit >> Inspection Repair >> W/Harness Inspection >> Control Circuit Inspection

Control Circuit Inspection

  1. IG "OFF".
  2. Disconnect A/C relay and PCM harness connector.
  3. IG "ON".
  4. Measure the resistance between terminal 5 of A/C relay harness connector and terminal 38/C01-2 of PCM harness connector. (AT)

    Measure the resistance between terminal 5 of A/C relay harness connector and terminal 45/C01 of PCM harness connector. (MT)

    1. Specification : below 1Ω
      Fig 1: Measuring Resistance Between Terminal 5 Of A/C Relay Harness Connector And Terminal 38/C01-2 Of PCM Harness Connector
      G06831051Courtesy of KIA MOTORS AMERICA, INC.
  5. Is the measured resistance within specification?

    YES

    1. Go to "COMPONENT INSPECTION " procedure.

    NO

    1. Repair Open in A/C relay control circuit and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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