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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 98 (Airbag System Diagnosis (HEV)) >> DTC B1473: Inflatable Curtain Airbag Front-Driver Resistance Too High >> W/Harness Inspection >> Main harness Circuit Inspection

Main harness Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Ignition "OFF".
  2. Disconnect the battery (-) terminal cable from the battery and wait at least one minutes.
  3. Disconnect DCAB connector and SRSCM main harness connector.
  4. Measure resistance between terminal "Low" and "High" of the DCAB harness connector.

    Specification:  approx. 1 Ωbelow

    Fig 1: Measuring Resistance Between Terminal Low And High Of DCAB Harness Connector
    G10601145Courtesy of HYUNDAI MOTOR AMERICA
  5. Is the measured resistance within specifications?

    YES 

    • Substitute a known-good SRSCM, and check for proper operation.

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

    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.