Toyota Sienna Service Manual: On-vehicle inspection
1. INSPECT SIDE AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)
- Perform a diagnostic system check.
2. INSPECT SIDE AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED)
- Perform a diagnostic system check.
- When the center pillar of the vehicle or its area is damaged, check if there is any damage to the side airbag sensor. If there are any defects as mentioned below, replace the side airbag sensor with a new one:
- Cracks, dents or chips on the sensor housing.
- Cracks or other damage to the connector.
- Peeling off of the label or damage to the serial number.
CAUTION: Be sure to follow the correct removal and installation procedures.
3. INSPECT SIDE AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS DEPLOYED)
- Replace the side airbag sensor.
CAUTION: Be sure to follow the correct removal and installation procedures.
HINT: The side airbag sensor on the impacted side should be replaced after the front seat side airbag assembly and curtain shield airbag assembly have deployed.
Side airbag sensor
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:
Heater relay (for rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT REAR HEATER RELAY
(a) Remove the rear heater relay.
(b) Measure the resistance according to the value(s) in
the table below.
Standard resistance
If the resistance is not as specified, replace the rear
heater relay. ...
Radio and Navigation Assembly Communication Error
INSPECTION PROCEDURE
1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE
Enter the diagnostic mode.
Press the "LAN Mon" switch to change to "LAN Monitor"
mode.
Identify the component shown by the sub-code.
HINT:
"110 (multi-display)" i ...
Shift Solenoid "E" Control Circuit
DESCRIPTION
Shifting from 1st to 5th is performed in combination with "ON" and "OFF"
operation of the shift solenoid
valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or
short circuit occurs in
either of the shift solenoid valves, the ECM cont ...
