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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System Diagnosis (1 Of 2) - Optima (Except HEV) >> DTC B1375-00: Passenger Airbag Active Vent Resistance Circuit To Ground >> Wiring Inspection >> Main Harness Circuit Inspection

Main Harness Circuit Inspection

  1. Ignition "OFF".
  2. Disconnect the battery (-) cable and wait at least for one minute.
  3. Disconnect Passenger airbag Active vent connector and SRSCM main harness connector.
    WARNING: Lay Removed Passenger airbag Active vent facing upward for unexpected airbag deployment.
  4. Measure resistance between Pin No. 1 (High) terminal of the Passenger airbag Active vent harness connector and chassis ground.
  5. Measure resistance between Pin No. 2 (Low) terminal of the Passenger airbag Active vent harness connector and chassis ground.

    Specification:  ∞ (Infinite)Ω

    Fig 1: Scantool Display - KDS/GDS Multimeter Resistance Check
    G11830653Courtesy of KIA MOTORS AMERICA, INC.
  6. Is the measured value within specification?

    YES 

    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace SRSCM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Thoroughly check all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
    • Carefully re-do this troubleshooting guide steps.
    • If problem still occurs, replace SRSCM main harness and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.