Toyota Sienna Service Manual: On-vehicle inspection

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

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

INSPECT FRONT PASSENGER AIRBAG ASSEMBLY

Perform a diagnostic system check.
With the front passenger airbag assembly installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the instrument panel with a new one: Cuts, minute cracks or marked discoloration on the instrument panel around the front passenger airbag assembly.

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

INSPECT FRONT PASSENGER AIRBAG ASSEMBLY

Perform a diagnostic system check.
With the front passenger airbag assembly removed from the vehicle, perform a visual check. If there are any defects as mentioned below, replace the front passenger airbag assembly, instrument panel or instrument panel reinforcement with a new one:

Cuts, minute cracks or marked discoloration on the front passenger airbag assembly.
Cracks or other damage to the connectors.
Deformation or cracks on the instrument panel or instrument panel reinforcement.

HINT: There should be no interference between the instrument panel and the front passenger airbag assembly.

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

Front passenger airbag assembly

COMPONENTS ...

Removal

1. PRECAUTION CAUTION: Be sure to read "PRECAUTION" thoroughly before servicing. 2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting th ...

Other materials:

Throttle / Pedal Position Sensor
HINT: These DTCs relate to the Accelerator Pedal Position (APP) sensor. DESCRIPTION HINT: This ETCS (Electronic Throttle Control System) does not use a throttle cable. The Accelerator Pedal Position (APP) sensor is integrated with the accelerator pedal bracket and has 2 sensor circuits ...

Removal
1. REMOVE CENTER REAR SEAT LAP TYPE BELT ASSEMBLY (for 8-Passenger) HINT: Refer to the instructions for disassembly of the rear No. 1 seat assembly (for center seat). Remove the bolt and center seat lap type belt assembly. 2. REMOVE CENTER REAR NO. 2 SEAT LAP BELT ASSEMBLY WITH ...

Open or Short Circuit in ABS Solenoid Relay Circuit
DESCRIPTION The ABS solenoid relay is built in the brake actuator assembly. This relay supplies power to each ABS solenoid. If the initial check is OK, after the ignition switch is turned to the ON position, the relay goes on. WIRING DIAGRAM Refer to DTCs C0226/21, C0236/22, C0246/23 ...