Toyota Sienna Service Manual: Front airbag sensor

Installation

1. INSTALL CENTER AIRBAG SENSOR ASSEMBLY Check that the ignition switch is off. Check that the battery negative (-) terminal is disconnected. CAUTION: After disconnecting the negativ ...

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 D ...

Other materials:

Cold Start Ignition Timing Performance
DESCRIPTION This monitor will run when the engine is started at -10 to 50°C (14 to 122°F) of the engine coolant temperature. The DTC will set after the engine idling for 13 seconds (2 trip detection logic). The DTC is designed to monitor the idle air control at cold start. When the ...

Passenger Airbag ON/OFF Indicator Circuit Malfunction
DTC B1152/28 Passenger Airbag ON/OFF Indicator Circuit Malfunction DESCRIPTION The passenger airbag ON/OFF indicator circuit consists of the center airbag sensor assembly and passenger airbag ON/OFF indicator. This circuit indicates the operation condition of the front passenger airbag, t ...

Disassembly
1. REMOVE SIDE DEFROSTER NOZZLE DUCT NO.1 (a) Remove the 2 screws <C> and defroster nozzle duct No. 1. 2. REMOVE SIDE DEFROSTER NOZZLE DUCT NO.2 (a) Remove the 2 screws <C> and defroster nozzle duct No. 2. 3. REMOVE DEFROSTER NOZZLE ASSEMBLY (a) Remove the 4 screws <C> and d ...