Occupant Classification Sensor: Installation

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

All Occupant Classification Sensor (OCS) weight sensor assemblies

NOTE: If installing a new seat track, position it so the seat will be in the rearward most position before installing the OCS weight sensor assembly.

NOTE: To make sure of correct installation, the OCS weight sensor assembly bolts must be installed in the sequence shown in illustration.

While holding the OCS weight sensor assembly firmly in position, install the OCS weight sensor assembly front mounting position rear bolt.
- Tighten to 25 Nm (18 lb-ft).
While still holding the OCS weight sensor assembly firmly in position, install the OCS weight sensor assembly front mounting position front bolt.
- Tighten to 25 Nm (18 lb-ft).
Move the seat to the forward most position.
- If equipped with a power seat track, apply power and ground to the pins shown in illustration.
Fig 1: Locating Power And Ground Pins
Courtesy of FORD MOTOR CO.
Install the 2 rear OCS weight sensor assembly bolts.
- Tighten to 25 Nm (18 lb-ft).
Connect the OCS weight sensor assembly electrical connector.
Center the seat track to the seat cushion pan.
- If equipped with a power seat track, apply power and ground to the pins shown in illustration.
Fig 2: Locating Power And Ground Pins
Courtesy of FORD MOTOR CO.
If equipped, connect the power seat track motor electrical connector.
Seat receiving a new OCS weight sensor assembly
Install the rearward seat riser and the 2 bolts.
- Tighten to 25 Nm (18 lb-ft).
Install the forward seat riser and bolt.
- Tighten to 25 Nm (18 lb-ft).
Outboard OCS weight sensor assembly
NOTE: Do not reinstall the cushion side shield or side shield retainers after removal. These are one-time-use items that become damaged during removal and may not remain attached if reinstalled. Install a new side shield (includes new retainers attached).

Install a new cushion side shield.
If equipped, install the spring clip and the manual recliner handle.
If equipped, install the manual lumbar control knob.
All OCS weight sensor assemblies
Install the passenger seat. Do not prove out the SRS at this time. For additional information, refer to REMOVAL AND INSTALLATION .
Carry out the Occupant Classification Sensor (OCS) System Reset procedure and prove out the SRS . For additional information, refer to OCCUPANT CLASSIFICATION SENSOR (OCS) SYSTEM RESET .