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:
Inspection
1. INSPECT CHARCOAL CANISTER ASSEMBLY
(a) Visually check the charcoal canister for cracks or
damage.
If cracks or damage are found, replace the charcoal
canister assembly.
(b) Check charcoal canister operation.
(1) With the purge port closed, blow 1.67 kPa (17.0
gf/cm2, 0.24 psi) ...
Initialization
1. RESET SLIDING ROOF MOTOR
If the AUTO operation function does not operate,
reset the sliding roof motor using any of the
following methods.
Press the sliding roof switch on the TILT UP side
and hold it until the sliding roof motor stops.
Then release the switch and leave it untou ...
Rear Air Conditioning Control Panel Circuit
DESCRIPTION
This is the rear A/C system control signal circuit as well as the power
supply circuit of the rear A/C control
assembly.
Pulse signals regarding rear A/C control panel switch operation are transmitted
between the A/C amplifier
and rear A/C control assembly.
WIRING DIAGRAM
...
