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:

Removal
1. REMOVE INSTRUMENT CLUSTER NO.1 FINISH PANEL CENTER 2. REMOVE INSTRUMENT CLUSTER NO.2 FINISH PANEL CENTER 3. REMOVE INSTRUMENT CLUSTER FINISH PANEL GARNISH 4. REMOVE NAVIGATION RECEIVER ASSEMBLY WITH BRACKET Remove the 4 screws. Disconnect the connector and remove the n ...

Brake Switch "A" Circuit
DTC P0571 Brake Switch "A" Circuit DESCRIPTION When the brake pedal is depressed, the stop light switch sends a signal to the ECM. When the ECM receives this signal, it cancels the cruise control. The fail-safe function operates to enable normal driving even if there is a malfuncti ...

Route cannot be Calculated
INSPECTION PROCEDURE 1 CHECK MAP DISC Check that the map disc is not deformed or cracked. OK: No deformations or cracks on map disc. 2 SET DESTINATION Set another destination and check if the system can calculate the route correctly. OK: Route can be correctly calculated. NO ...