1. OCS (Occupant Classification System) Unit
2. OCS (Occupant Classification System) Sensor
3. Passenger Seat
1.Disconnect the battery negative cable, and wait for at least three minutes before beginning work.
2.Remove the front passenger seat assembly.(Refer to Body - "Front Seat Assembly")
3.Disconnect the OCS ECU connector (A).
4.Remove the OCS mounting bolts.
1.Disconnect the battery negative cable, and wait for at least three minutes before beginning work.
2.Remove the front passenger seat assembly.(Refer to Body - "Front Seat Assembly")
3.Remove the front seat cushion cover.(Refer to Body - "Front Seat Cusion Cover")
4.Remove the front seat cushion assembly.(Refer to Body - "Front Seat Cushion Cover")
1.Install the occupant classification system unit on the Front seat track assembly.
2.Connect the occupant classification system unit connector.
3.Install the front passenger seat assembly.(Refer to Body - "Front Seat Assembly")
4.Reconnect the battery negative cable.
5.After installing the occupant classification system, confirm proper system operation.
• Turn the ignition switch ON the SRS indicator should be turned on for about six seconds and then go off.
• Telltale lamp will turn on for 4 seconds and be turned off for 3 seconds. After the 7 seconds, it shall remain off if the OCS does not require suppression and the passenger airbag is enabled.
• Be sure to perform OCS zeroing with GDS after replacing OCS equipped seat cushion.
1.Ignition "OFF", connect GDS.
2.Ignition "ON" & Engine "OFF", select Airbag system and "Body Sensor Reset" mode.
3.The GDS will show the two OCS Reset function steps.
(1)Erase OCS diagnostic codes.
(2)OCS initialization.
• This Step must be done during front passenger seat empty.
4.Select product configuration.
(1)C1 : No heater
(2)C2 : Heater
• 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. (Refer to the below picture)
5.The OCS initialization procedure will be performed.
• Erase the SRSCM diagnostic codes after completing the OCS reset.
DTC Code | Code Name | Description | ||||
B1763 | ECU Defect |
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B1764 | MAT Defect |
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B1767 | Algo cut-off |
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B1111 | IGN voltage high |
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B1112 | IGN voltage low |
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B1603 | CAN bus off |
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B1697 | ACU communication error |
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