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Home >> Kia >> 2019 >> Sorento EX, 4WD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 4WD Control Diagnosis >> DTC P0602: Control Module Programming Error >> Wiring Inspection >> Power Circuit Inspection
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Power Circuit Inspection

  1. Ignition switch "OFF"
  2. Refer to "4WD ECU " and disconnect 4WD ECU connector.
  3. Ignition switch "ON"
  4. Measure the voltage between Pin No. 15 (Power) terminal of 4WD ECU harness connector and chassis ground.

    Specification:  B+

  5. Is the measured value within specification?

    YES 

    NO