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Home >> Hyundai >> 2020 >> Elantra Value Edition >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System Control Module (SRSCM) And Sensors >> Occupant Classification System (OCS) >> Repair Procedures >> OCS Reset procedure

OCS Reset procedure

You should perform OCS Reset procedure after service or replacement about all part of the passenger seat. (Not included full seat assembly)

  1. Ignition "OFF", connect GDS.
  2. Ignition "ON" & Engine "OFF", select Airbag system and "Body Sensor Reset" mode.
    G14082293Courtesy of HYUNDAI MOTOR AMERICA
  3. The GDS will show the two OCS Reset function steps.
    1. Erase OCS diagnostic codes.
    2. OCS initialization.
      G14082294Courtesy of HYUNDAI MOTOR AMERICA
      CAUTION:
      • This Step must be done during front passenger seat empty.
  4. Select product configuration.
    1. C1: No heater
    2. C2: Heater
      G14082295Courtesy of HYUNDAI MOTOR AMERICA
      CAUTION:
      • Before the starting the OCS Rest process, cross check seat correct configuration with actual vehicle.
      • If you see the center console, you can find different buttons per each different seat configuration type. (As shown in illustration below)
      G14082296Courtesy of HYUNDAI MOTOR AMERICA
  5. The OCS initialization procedure will be performed.

    C1: No Heater Type Reset 

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    C2: Heater Type Reset (Including Cooling Seat) 

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    CAUTION:
    • Erase the SRSCM diagnostic codes after completing the OCS reset.
    DTC Code Code Name Description
    B176300 ECU Defect
    1. Reset (Calibration setting) is not completed
    2. ECU is damaged from physical stress
    B176400 MAT Defect
    1. Mat and ECU are not connected.
    2. Mat is damaged from physical stress.
    B17672F Algo cut-off
    1. Too much humidity.
    B111117 IGN voltage high
    1. IGN voltage high.
    B111216 IGN voltage low
    1. IGN voltage low.
    B160388 CAN bus off
    1. CAN Bus is not working.
    B169787 ACU communication error
    1. CAN Bus is not working.
    2. ACU is not working.