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:

Inspection
1. INSPECT CHARCOAL CANISTER ASSEMBLY (a) Visually check the charcoal canister for cracks or damage. If cracks or damage are found, replace the charcoal canister assembly. (b) Check charcoal canister operation. (1) With the purge port closed, blow 1.67 kPa (17.0 gf/cm2, 0.24 psi) ...

Disassembly
1. INSPECT PACK CLEARANCE OF REVERSE CLUTCH HINT: (See page AX-249) 2. INSPECT PACK CLEARANCE OF DIRECT CLUTCH AND OVERDRIVE CLUTCH HINT: (See page AX-249) 3. REMOVE DIRECT MULTIPLE DISC CLUTCH DISC (a) Using a screwdriver, remove the snap ring from the intermediate shaft. (b) Remo ...

Driving Position Memory Switch Circuit (w/ Memory)
DESCRIPTION The seat memory switch sends signals to the outer mirror control ECU LH via the multiplex communication system to memorize a given seat position. This memory system does not use a position sensor. The seat position is detected by counting pulses that are output when the motor tu ...