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:

Open in Curtain Shield Squib LH Circuit
DTC B1166/88 Open in Curtain Shield Squib LH Circuit DESCRIPTION The curtain shield squib LH circuit consists of the center airbag sensor assembly and the curtain shield airbag assembly LH. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B1166/88 is recorde ...

Internal Control Module Random Access Memory (RAM) Error
DESCRIPTION The ECM continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. This self-check ensures that the ECM is functioning properly. If any malfunction is detected, the ECM sets the appropriate DTC and illumina ...

Fog light switch
The fog lights secure excellent visibility in difficult driving conditions, such as in rain and fog. The illustration is intended as an example. Turns the fog lights on *1 or *2 Turns the fog lights off *1: For U.S.A. *2: For Canada Fog lights can be used when The headlights ...