Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT CURTAIN SHIELD AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)
- Perform a diagnostic system check.
- With the curtain shield airbag assembly installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the front pillar garnish RR window side garnish assembly No. 2 or roof headlining assembly with a new one: Cuts, minute cracks or marked discoloration on the front pillar garnish RR window side garnish assembly No. 2 or roof headlining assembly around the curtain shield airbag assembly.
2. INSPECT CURTAIN SHIELD AIRBAG ASSEMBLY (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)
- Perform a diagnostic system check.
- With the curtain shield airbag assembly removed from the vehicle, perform a visual check. If there are any defects as mentioned below, replace the curtain shield airbag assembly with a new one:
- Cuts, minute cracks or marked discoloration on the curtain shield airbag assembly.
- Cracks or other damage to the connector.
CAUTION: Be sure to follow the correct removal and installation procedures.
Curtain shield airbag assembly
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:
For driver side
ON-VEHICLE INSPECTION
1. INSPECT AIR MIX CONTROL SERVO MOTOR
(a) Remove the air mix control servo motor.
(b) Connect the positive (+) lead from the battery to
terminal 4 and negative (-) lead to terminal 5, then
check that the lever turns to "COOL" side smoothly.
(c) Connect ...
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 the cable to
prevent the airbag working.
3. REMOVE STEERING WHEEL NO.3 COVER LOWER
Using a ...
Inspection
1. INSPECT THERMOSTAT
(a) Inspect the thermostat.
HINT:
The valve opening temperature is inscribed on the
thermostat.
(b) Immerse the thermostat in water and gradually heat
the water.
(c) Check the valve opening temperature.
Valve opening temperature:
80 to 84°C (176 to 183°F) ...
