LEMON Manuals: Even more car manuals for everyone
Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 36 (Occupant Classification System Diagnosis (HEV)) >> DTC B1764-00: OCS MAT Defect >> Wiring Inspection >> Ground Circuit Inspection

Ground Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Ignition "OFF"
  2. Disconnect passenger side body sensor ECU connector.
  3. Measure resistance between Pin No. 4 (Ground) terminal of the passenger side body sensor ECU harness connector and chassis ground.

    Specification  : below 1Ω

    G13392956Courtesy of KIA MOTORS AMERICA, INC.
  4. Is the measured resistance within specification?

    YES 

    • Repair as necessary and then go to "BODY SENSOR RESET " and "Verification of Vehicle Repair" procedure.

    NO 

    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace OCS ECU and then go to "BODY SENSOR RESET " and "Verification of Vehicle Repair" procedure.