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:
Air Mix Damper Control Servo Motor Circuit (Driver Side)
DESCRIPTION
The air mix control servo motor (air mix damper servo sub-assembly) is
controlled by the A/C amplifier.
The air mix control servo motor moves the air mix damper by rotating (normal,
reverse) with electrical
power from the A/C amplifier.
This adjusts the mix ratio of the air t ...
Terminals of ECU
1. CHECK POWER BACK DOOR ECU
Disconnect the P13 and P14 ECU connectors, and
check the voltage or resistance of each terminal of
the wire harness side connectors
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the ECU connector ...
Check and replace ecu
NOTICE: • The connector should not be disconnected from
the ECU. Perform the inspection from the
backside of the connector on the wire harness
side.
• When no measuring condition is specified,
perform the inspection with the engine stopped
and the ignition switch on.
• Che ...
