Occupant Classification System (OCS) Sensor: Removal

WARNING: This page is about a different car, the 2018 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: The following procedure prescribes critical repair steps required. For correct restraint system operation during a crash. Follow all notes and steps carefully. Failure to follow step instructions may result in incorrect operation of the restraint system and increases the risk of serious personal injury or death in a crash.

NOTE: To prevent system failure, carry out the OCS reset when a front passenger seat cushion is disassembled, a new trim cover is installed or an OCS service kit is installed. Use a scan tool to carry out the OCS reset command.

NOTE: The cushion heater mat on a front outboard passenger seat is not serviced separately. If a new cushion heater mat is needed on the front passenger seat, install an OCS service kit equipped with a heater mat. Failure to follow this instruction may result in incorrect operation of the OCS.

NOTE: OCS components (seat cushion foam pad, bladder with OCSM) are calibrated to each other and are serviced as an assembly. The OCS components are not to be installed separately. If a new OCS, OCS component or seat cushion foam pad are needed, a new OCS service kit (seat cushion foam pad, bladder with OCSM) must be installed as an assembly.

NOTE: Removal steps in this procedure may contain installation details.

Remove the front passenger seat. REFER to: Front Seat .
Remove the 2 front seat cushion side shield screws.

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Disconnect the front seat control switch electrical connector and remove the front seat cushion side shield.

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Disconnect and detach the wire harness electrical connectors.

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1. Detach the backrest cover straps.
2. If equipped with climate control seats, route the backrest cover straps through the backrest blower motor snorkel.
3. Position the backrest cover upward.
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Detach the wire harness retainers and position the wire harness aside.

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If equipped, remove the SCME. REFER to: Front Seat Climate Control Module [SCME] .
If equipped with heated seats, disconnect and position the heated seat wire harness aside.

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NOTE: Note the location of the front seat cushion cover safety belt buckle elastic strap.

Release the 7 J-clips and position the front of the front seat cushion and cover assembly upward.

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NOTE: Follow the unique instructions or graphic. For this step in the installation.

Disconnect the electrical connector, bend the bracket tab away and slide the OCS sensor off the bracket.

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If equipped with OE (original equipment) OCS remove the cushion foam pad with the cushion cover.

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NOTE: Original equipment (OE) OCS shown, service kit similar.

Remove the 2 pin-type retainers.

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NOTE: Note the location of the OCS hose and heater mat pigtail (if equipped) as it passes through the seat springs. For proper installation.

Route out the OCS hose, sensor and heater mat pigtail (if equipped) from between the seat cushion support wires.

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Spread the hooks open, roll out the cushion cover arrow attachments and remove the cushion cover.

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