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:
Installation
1. INSTALL NO.1 NAVIGATION BRACKET
Install the No.1 navigation bracket with the 4
screws.
2. INSTALL NO.2 NAVIGATION BRACKET
Install the No.2 navigation bracket with the 4
screws.
3. INSTALL INSTRUMENT CLUSTER FINISH PANEL UPPER
Install the instrum ...
Using the radio
Radio operation
Select “AM” or “FM” on the audio source selection screen to
begin listening to the radio.
Audio control screen
Pressing the “AUDIO” button displays the audio control screen from
any screens of the selected source.
Audio source selection screen
appears
Pre ...
Pressure Control Solenoid "B" Performance (Shift
Solenoid Valve SL2)
SYSTEM DESCRIPTION
The ECM uses signals from the vehicle speed sensor to detect the actual gear
position (1st, 2nd, 3rd, 4th
or 5th gear).
Then the ECM compares the actual gear with the shift schedule in the ECM memory
to detect mechanical
problems of the shift solenoid valves, valve b ...