Toyota Sienna Service Manual: 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 the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
SEAT HEATER SYSTEM
|
Symptom |
Suspected area |
| Seat heaters do not operate (Seat does not warmed up) |
|
| Temperature of seat heater cannot be adjusted |
|
Seat heater system
PARTS LOCATION
...
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 harne ...
Other materials:
Removal
1. REMOVE REAR DOOR SCUFF PLATE LH
2. REMOVE REAR DOOR WEATHERSTRIP LH
3. REMOVE BACK DOOR WEATHERSTRIP
4. REMOVE BACK DOOR SCUFF PLATE
5. REMOVE QUARTER TRIM FRONT PANEL ASSEMBLY LH
6. REMOVE VOLTAGE INVERTER ASSEMBLY
Disconnect the connector.
Remove the 2 bolts and the v ...
Current Position Display does not Appear
INSPECTION PROCEDURE
1 CHECK RADIO AND NAVIGATION ASSEMBLY
Check if a map disc is inserted into the map disc slot.
OK:
A map disc is inserted
2 CHECK MAP DISC
Check that the map disc is not deformed or cracked.
OK:
No deformations or cracks appear on the map disc.
PROCEED ...
Wiper switch
COMPONENTS
REMOVAL
1. REMOVE STEERING COLUMN COVER
2. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY
Disconnect the connector.
Using a screwdriver, disengage the claw and pull
out the windshield wiper switch assembly.
NOTICE:
The claw will be broken if pressed hard.
HINT ...
