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:
On-vehicle inspection
1. Check battery electrolyte level
(a) Check the electrolyte level.
(1) If the electrolyte level is low, replace the battery
(or add distilled water) and check the charging
system.
2. CHECK BATTERY SPECIFIC GRAVITY
(a) Check the color of the hydrometer.
Result
3. CHECK BATTERY VOLTAGE ...
Short to B+ in Door System Communication
Bus Malfunction/ Short to GND in Door System Communication
Bus Malfunction
DTC B1214 Short to B+ in Door System Communication
Bus Malfunction
DTC B1215 Short to GND in Door System Communication
Bus Malfunction
DESCRIPTION
DTCs B1214 and B1215 are output when a short to +B or the body ground occurs
on the communication
bus. Detecting this condition disables all the ...
Outside vehicle
General maintenance
Check the parts of the vehicle described below on a daily
basis. Performing maintenance checks on the vehicle is the
owner's responsibility. The owner may take the vehicle to a
service center but it is recommended that the owner perform
the checks.
In most cases, special ...
