Inspection Procedure

1. Turn the ignition switch to LOCK.
2. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
3. Check the connection of the center airbag sensor connectors.

   OK: The connectors are connected. 

   HINT:

   When the connectors are not firmly connected, disconnect them once and reconnect them securely.

NG: CONNECT CONNECTOR 

OK: GO TO NEXT STEP 

1. Connect the connectors to the center airbag sensor.
2. Connect the negative (-) terminal cable to the battery, and wait at least for 2 seconds.
3. Turn the ignition switch to ON, and wait at least for 10 seconds.
4. Clear the DTC stored in memory (see DTC CHECK/CLEAR  ).
5. Turn the ignition switch to LOCK, and wait at least for 10 seconds.
6. Turn the ignition switch to ON, and wait at least for 10 seconds.
7. Check the DTC (see DTC CHECK/CLEAR  ).

   OK: DTC B1135/24 is not output. 

   HINT:

   Codes other than code B1135/24 may be output at this time, but they are not relevant to this check.

Fig 1: Checking Center Airbag Sensor Assembly

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: COMPLETE 

NG: GO TO NEXT STEP 

1. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
2. Disconnect the center airbag sensor connectors.
3. Perform visual check of disconnection detection pin.

   OK: No deformation is identified. 

   HINT:

   Compare it with the other 2 connector pins.

Fig 2: Locating Disconnection Detection Pin

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE CONNECTOR 

OK: REPLACE CENTER AIRBAG SENSOR ASSEMBLY