Toyota Sienna Service Manual: On-vehicle inspection

Toyota Sienna Service Manual / Supplemental restraint system / Front airbag sensor / On-vehicle inspection

1. INSPECT FRONT AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)

Perform a diagnostic system check.

2. INSPECT FRONT AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)

Perform a diagnostic system check.
When the front bumper of the vehicle or its area is damaged, check if there is any damage to the front airbag sensor. If any of the front airbag sensors have defects as mentioned below, replace it with a new one:

Cracks, dents or chips on the sensor housing.
Cracks or other damage to the connector.
Peeling off of the label or damage to the serial number.

CAUTION: Be sure to follow the correct removal and installation procedures.

3. INSPECT FRONT AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS DEPLOYED)

Replace the front airbag sensor.

CAUTION: Be sure to follow the correct removal and installation procedures.

HINT: The front airbag sensor on the impacted side should be replaced after the steering pad or front passenger airbag assembly has deployed.

Removal

HINT: Use the same procedures for the RH side and LH side. The procedures listed below are for the LH side. 1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroug ...

Other materials:

Correct use of the seat belts
Make sure that all occupants are wearing their seat belts before driving the vehicle. Use a child restraint system appropriate for the child until the child becomes large enough to properly wear the vehicle’s seat belt. Adjusting the mirrors Make sure that you can see backward clearly by adjus ...

Installation
1. INSTALL OCCUPANT CLASSIFICATION ECU Check that the ignition switch is off. Check that the negative battery (-) terminal is disconnected. CAUTION: After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation. &nbs ...

Fail-safe chart
HINT: If the following conditions are detected while the cruise control is in operation, the system clears the stored vehicle speed in the ECM and cancels the cruise control operation. Vehicle Condition Auto Cancel Condition Re-operation Condition CRUISE main in ...