Toyota Sienna Service Manual: On-vehicle inspection
1. CHECK SEAT HEATER CONTROL (WIRE HARNESS SIDE)
- Disconnect the connector from the seat heater control.
- Measure the voltage and resistance of each terminal of the wire harness side connector.
Standard
If the result is not as specified, there may be a malfunction on the wire harness side or the seat heater switch
Problem symptoms table
HINT:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "Suspected Area" column
of th ...
Inspection
1. INSPECT SEAT HEATER SWITCH LH
Measure the resistance of the seat heater switch
when the switch is operated.
Resistance
If the result is not as specified, replace the switch.
...
Other materials:
Setting the vehicle speed (vehicle-to-vehicle distance control
mode)
Press the “ON-OFF” button to
activate the cruise control.
Dynamic radar cruise control indicator
will be displayed.
Press the button again to deactivate
the cruise control.
Accelerate or decelerate the
vehicle to the desired speed,
and push the lever down to set
...
Release Actuator Circuit
DESCRIPTION
The fold seat control ECU receives a switch operation signal from the fold
seat switch and activates the
release actuator. The release actuator releases the lock of the stowed seat
based on a drive voltage
received from the ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT ...
Roof luggage carrier (if equipped)
Roof luggage carrier components
Roof rails
Cross rails
Adjusting the position of cross rails
Turn the knobs counterclockwise
to release the cross
rails.
Slide the cross rails to the
appropriate position for loading
luggage and turn the
knobs clockwise to tigh ...
