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Home >> Kia >> 2019 >> Sorento L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (4WD Control Diagnosis) >> DTC P0602: Control Module Programming Error >> Wiring Inspection >> Ground Circuit Inspection
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Ground Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  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.(A)
  5. Measure the voltage between Pin No. 15 (Power) terminal and Pin No. 14 (Ground) terminal of 4WD ECU harness connector.(B)

    Specification:  Difference in (A) and (B) is less than 200 mV

  6. Is the measured value within specification?

    YES 

    NO 

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