Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT REAR AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)
- Perform a diagnostic system check.
2. INSPECT REAR AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)
- Perform a diagnostic system check.
- When the quarter panel of the vehicle or its area is damaged, check if there is any damage to the rear airbag sensor. If there are any defects as mentioned below, replace the rear airbag sensor 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 REAR AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS DEPLOYED)
- Replace the rear airbag sensor.
CAUTION: Be sure to follow the correct removal and installation procedures. HINT: The rear airbag sensor on the impacted side should be replaced after the curtain shield airbag assembly has deployed.
Rear airbag sensor
COMPONENTS
...
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:
ABS Control System Malfunction
DTC 43 ABS Control System Malfunction
DESCRIPTION
This DTC is output when the VSC system detects a malfunction in the ABS
control system.
INSPECTION PROCEDURE
NOTICE:
When replacing the brake actuator assembly, perform zero point calibration
(See page BC-70).
1 CHECK ABS CONTROL SYSTEM
( ...
Open in Front Passenger Side Squib 2nd Step
Circuit
DTC B1186/58 Open in Front Passenger Side Squib 2nd Step
Circuit
DESCRIPTION
The front passenger side squib 2nd step circuit consists of the center airbag
sensor assembly and the
front passenger airbag assembly.
The circuit instructs the SRS to deploy when deployment conditions are met.
...
Steering Angle Sensor Circuit Malfunction
DTC C1231/31 Steering Angle Sensor Circuit Malfunction
DESCRIPTION
The steering angle sensor signal is sent to the skid control ECU through the
CAN communication system.
When there is a malfunction in the communication, it will be detected by the
diagnosis function.
WIRING DIAGRAM
INS ...
