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:

Short to B+ in Driver Side Squib Circuit
DTC B0103/12 Short to B+ in Driver Side Squib Circuit DESCRIPTION The driver side squib circuit consists of the center airbag sensor assembly, the spiral cable and the steering pad. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B0103/12 is recorded when a ...

Disassembly
1. REMOVE NO. 1 HEADLIGHT BULB (HALOGEN HEADLIGHT) Turn in the direction indicated by the arrow and remove the No. 1 headlight bulb. 2. REMOVE DISCHARGE HEADLIGHT BULB (DISCHARGE HEADLIGHT) Turn in the direction indicated by the arrow and disconnect the socket. ...

Voice Recognition Difficulty
INSPECTION PROCEDURE 1 CHECK CONDITION Check if the system's voice recognition level is low by using only one particular voice. OK: System's voice recognition level is low with any voice. 2 CHECK MAP DISC Check that the map disc is not deformed or cracked. OK: No deformation ...