Toyota Sienna Service Manual: Problem symptoms table
WINDOW DEFOGGER SYSTEM
|
Symptom |
Suspected area |
| w/ Deicer: Front window deicer does not operate.
(indicator light ON) |
|
| w/ deicer: Front window deicer does not operate.
(indicator light OFF) |
|
| Rear window defogger does not operate (indicator light ON) |
|
| Rear window defogger does not operate (indicator light OFF) |
|
| w/ Mirror Heater: Mirror heater does not operate (indicator light ON |
|
| w/ Mirror Heater: Mirror heater does not operate (indicator light OFF) |
|
Window defogger system
PARTS LOCATION
...
On-vehicle inspection
1. INSPECT BACK WINDOW (DEFOGGER WIRE)
NOTICE:
When cleaning the glass, wipe the glass along the
wire using a soft and dry cloth. Take care not to
damage the wires.
Do not u ...
Other materials:
Reassembly
1. INSTALL IGNITION OR STARTER SWITCH
ASSEMBLY
(a) Install the ignition or starter switch assembly to the
steering column bracket assembly UPR with the 2
screws.
2. INSTALL KEY INTER LOCK SOLENOID
(a) Install the solenoid to the steering column bracket
assembly with the 2 screws.
3. INSTALL ...
Front Speed Sensor RH Circuit
DESCRIPTION
The speed sensor detects wheel speed and transmits the appropriate signals to
the ECU. These signals
are used for control of the ABS control system. The front and rear rotors have
48 serrations each.
When the rotors rotate, the magnetic field generated by the permanent magne ...
Shift Solenoid "D" 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 ...