Subaru BRZ 2013 · Service Manual Interior body & electrical

Side airbag sensor

Components Removal / installation

SRS AIRBAG
SIDE AIRBAG SENSOR
EXPLODED VIEW
REMOVAL
WARNING:
The following service operations include the works which may affect the SRS airbag system. Before starting work, always be sure to confirm the precautions related to the SRS airbag system. (Refer to )
NOTE:
The procedures described below are for the RH side. Unless otherwise specified, perform the same procedures for the LH side.
1. Precautions
CAUTION:
After turning the ignition switch to OFF, you may have to wait for a while before disconnecting the battery terminals. Check appropriate precautions for battery terminal disconnection before proceeding. (Refer to )
2. Disconnection of the battery ground terminal
(1) Turn the ignition switch to OFF, disconnect the battery ground terminal, and then wait for 60 seconds before starting the work. (Refer to )
WARNING:
The air bag and pretensioner system are fitted with a backup power supply. If you start the work within 60 seconds after disconnecting the battery ground terminal, the air bag may be activated.
CAUTION:
To avoid damage to the molding, be sure to fully open the door glasses on both driver’s and passenger’s sides.
3. Removal of separate type rear seat cushion ASSY (Refer to )
4. Removal of front door scuff plate RH (Refer to )
5. Removal of the front door opening trim weather strip RH
(1) Remove the front door opening trim weather strip RH to the extent that the quarter lower trim RH can be removed.
6. Removal of quarter lower trim RH (Refer to )
8. Removal of the side airbag sensor RH
(1) Check that the ignition switch is turned to OFF.
(2) Check that the battery ground terminal is disconnected.
WARNING:
·After disconnecting the battery ground terminal, do not start the work before waiting for 60 seconds.
·If the work is performed before disconnecting the battery ground terminal, the airbag may be activated just by the impact applied to the side airbag sensor RH itself. Make sure to confirm the battery ground terminal is disconnected before starting the work.
(3) Remove the nut and remove the side airbag sensor RH.
CAUTION:
·The pin section (counter rotation part) of the side airbag sensor RH is easily damaged. When loosening the nut, hold the side airbag sensor RH by hand.
·Do not apply strong impact (such as dropping) to the side airbag sensor RH.
·If strong impact is applied to the side airbag sensor RH, replace it with a new one.
INSTALLATION
CAUTION:
·If the airbag has been activated, replace the side airbag sensor with a new one.
·Do not reuse the bolt and nut.
Always replace with the specified new bolt and nut.
NOTE:
The procedures described below are for the RH side. Perform the same procedures for the LH side.
1. Installation of the side airbag sensor RH
(1) Before installation, inspect the following items and replace any faulty part with a new one.
·Side airbag sensor is damaged.
·Connector is damaged.
(2) Check that the ignition switch is turned to OFF.
(3) Check that the battery ground terminal is disconnected.
WARNING:
·After disconnecting the battery ground terminal, do not start the work before waiting for 60 seconds.
·If the work is performed before disconnecting the battery ground terminal, the airbag may be activated just by the impact applied to the side airbag sensor RH itself. Make sure to confirm the auxiliary battery ground terminal is disconnected before starting the work.
(4) Before connecting the connector, confirm that it is in the position shown in the figure.
(5) Holding the yellow connector part, insert the connector to the direction of the arrow in the figure and connect it to the side airbag sensor RH.
CAUTION:
When engaging the connector, insert it straight taking care not to twist it.
NOTE:
When the connector is connected, it makes a clicking sound.
(6) Insert the pin section (counter rotation part) into the body hole, and install the side airbag sensor RH with a nut.

Standard value:
Tightening torque=7.5N·m { 77kgf·cm} {5.5ft·lbf}
CAUTION:
·Do not reuse the side airbag sensor RH, if strong impact (such as dropping) is applied to it during the work.
·Set the pin section (counter rotation part) to the body hole securely.
·The pin section (counter rotation part) is easily damaged. When tightening the bolt, hold the side airbag sensor RH by hand.
(7) Check the installed side airbag sensor RH for looseness.
2. Installation of the seat belt pretensioner RH
(1) Insert the guide, and install the retractor part of the seat belt pretensioner RH with 2 bolts.

Standard value:
Bolt A
Tightening torque=7.5N·m { 77kgf·cm} {5.5ft·lbf}
Bolt B
Tightening torque=30N·m { 306kgf·cm} {22.1ft·lbf}
(2) Connect the pretensioner connector to the seat belt pretensioner RH.
Captions in illustration
*a
Lock it.
(3) Push in the lock of the pretensioner connector.
CAUTION:
Lock it securely.
4. Installation of the front door opening trim weather strip RH (Refer to )
5. Installation of the front door scuff plate RH (Refer to )
6. Installation of separate type rear seat cushion ASSY (Refer to )
7. Connection of the battery ground terminal

Standard value:
Tightening torque=6.0N·m { 61kgf·cm} {4.4ft·lbf}
8. Inspection of the airbag warning light (Refer to )