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Home >> Hyundai >> 2021 >> Tucson Ultimate, 4WD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System Diagnosis (2 Of 2) >> DTC B1511-00: Buckle Switch Driver Open Or Short To Battery >> Wiring Inspection >> Main harness Circuit Inspection (2)

Main harness Circuit Inspection (2)

  1. Ignition "OFF".
  2. Disconnect the battery (-) terminal cable from the battery, and wait at least one minutes.
  3. Disconnect Seat-belt Buckle Switch connector and SRSCM main harness connector.
  4. Connect the battery (-) terminal cable to the battery and Ignition "ON" & Engine "OFF".
  5. Measure voltage between terminal "+" of the Seat-belt Buckle Switch harness connector and chassis ground.

    Specification:  0V

  6. Is the measurement within specifications?

    YES 

    NO 

    • Substitute the SRSCM main harness and check for proper operation.

      If the problem is corrected, replace SRSCM main harness and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

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