Dispose of Horn Button Assy (When Scrapping Vehicle)
DISPOSALHINT: When scrapping a vehicle equipped with the SRS or disposing of the horn button assy, be sure to deploy the airbag first in accordance with the procedure described below. If any abnormality occurs with the airbag deployment, contact the SERVICE DEPT. of TOYOTA MOTOR SALES, U.S.A., INC.
CAUTION:
- Never dispose of the horn button assy that has an undeployed airbag.
- The airbag produces an exploding sound when it is deployed, so perform the operation outdoors and where it will not create a nuisance to nearby residents.
- When deploying the airbag, always use the specified SST (SRS Airbag Deployment Tool). Perform the operation in a place away from electrical noise.
- When deploying the airbag, perform the operation at least 10 m (33 ft) away from the horn button assy.
- The horn button assy is extremely hot when the air-bag is deployed, so do not touch it for at least 30 minutes after deployment.
- Use gloves and safety glasses when handling the horn button assy with the deployed airbag.
- Do not apply water etc. to the horn button assy with the deployed airbag.
- Always wash your hands with water after completing the operation.
DISPOSE OF HORN BUTTON ASSY (WHEN SCRAPPING VEHICLE DEPLOYMENT METHOD)
HINT: Prepare a battery as the power source to deploy the airbag.
a. Check the function of the SST.
CAUTION: When deploying the airbag, always use the specified SST: SRS Airbag Deployment Tool.
SST 09082-00700
1. Connect the SST to the battery.
Connect the red clip of the SST to the battery positive (+) terminal and the black clip of the SST to the battery negative (-) terminal.
HINT: Do not connect the yellow connector of the SST which is to be connected with the supplemental restraint system.
2. Check the function of the SST.
Press the SST activation switch, and check that the LED of the SST activation switch comes on.
CAUTION: If the LED comes on when the activation switch is not being pressed, SST malfunction is possible, so be sure not to use the SST.
3. Disconnect the SST from the battery.
b. Install the SST.
CAUTION: Check that there is no looseness in the steering wheel assy and horn button assy.
1. While turning the steering wheel assy to the right and left, remove the 3 screws and steering column cover.
2. Disconnect the airbag connector of the spiral cable sub-assy.
3. Connect the connector of the SST to the airbag connector of the spiral cable sub-assy.
SST 09082-00700, 09082-00780
NOTE: To avoid damaging the SST connector and wire harness, do not lock the secondary lock of the twin lock.
4. Move the SST at least 10 m (33 ft) away from the front of the vehicle.
5. Close vehicle doors and windows.
NOTE: Take care not to damage the SST wire harness.
6. Connect the red clip of the SST to the battery positive (+) terminal and the black clip of the SST to the negative (-) terminal.
c. Deploy the airbag.
1. Check that no one is inside the vehicle or within a 10 m (33 ft) radius of the vehicle.
2. Press the activation switch of the SST and deploy the airbag.
HINT: The airbag is deployed as the LED of the SST activation switch comes on.
d. Dispose of the horn button assy.
CAUTION:
- The horn button assy is extremely hot when the air-bag is deployed, so do not touch it for at least 30 minutes after deployment.
- Use gloves and safety glasses when handling the horn button assy with the deployed airbag.
- Always wash your hands with water after completing the operation.
- Do not apply water etc. to the horn button assy with the deployed airbag.